{"title":"Antenna pre-amplifiers","description":"\u003cp\u003ePředzesilovač patří k anténě, ne k televizi – zesiluje signál dřív, než ho stihne pokazit útlum svodu. V nabídce najdete provedení na stožár se ziskem přibližně 20 až 34 dB, s oddělenými vstupy pro pásma VHF (BIII) a UHF, se zabudovaným filtrem 5G LTE a s volitelným nastavením zisku.\u003c\/p\u003e","products":[{"product_id":"predzesilovac-antenni-12db-swa-1l-ltc-lx0781","title":"Preamplifier for antenna 12dB SWA-1L LTC LX0781","description":"Preamplifier is suitable for receiving analogue and digital TV. Amplifiers of this type are most commonly used in network antennas.\u003cbr\/\u003e\u003cbr\/\u003eFeatures:\u003cbr\/\u003e\u003cbr\/\u003e- Type: SWA 1L\u003cbr\/\u003e- Channels: 1-68\u003cbr\/\u003e- Amplification: 10-18 db\u003cbr\/\u003e- Noise: 0.9 db\u003cbr\/\u003e- Input Impedance: 300 Ohm\u003cbr\/\u003e- Output Impedance: 75 Ohm\u003cbr\/\u003e- Power supply: 10-15 V\u003cbr\/\u003e- Applications: 15 - 50 km from the transmitter","brand":"LTC","offers":[{"title":"Default Title","offer_id":52541648634194,"sku":"14410010","price":35.0,"currency_code":"CZK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0954\/9624\/1490\/files\/14410010.png?v=1776144913"},{"product_id":"predzesilovac-antenni-24db-swa14-ltc-lx0782","title":"Preamplifier for antenna 24dB SWA14 LTC LX0782","description":"Preamplifier is suitable for receiving analogue and digital TV.\u003cbr\/\u003e\u003cbr\/\u003eFeatures:\u003cbr\/\u003e\u003cbr\/\u003e- Type: SWA14\u003cbr\/\u003e- Channels: 1-68\u003cbr\/\u003e- Amplification: 24 db\u003cbr\/\u003e- Noise: 2.6 db\u003cbr\/\u003e- Input Impedance: 300 Ohm\u003cbr\/\u003e- Output Impedance: 75 Ohm\u003cbr\/\u003e- Power supply: 10-15 V\u003cbr\/\u003e- Application: 40-90 kilometers from the transmitter","brand":"LTC","offers":[{"title":"Default Title","offer_id":52541709844818,"sku":"14411133","price":27.0,"currency_code":"CZK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0954\/9624\/1490\/files\/14411133.png?v=1769140677"},{"product_id":"predzesilovac-antenni-32db-gps1-ltc-lx0772","title":"Preamplifier for antenna 32dB GPS1 LTC LX0772","description":"Preamplifier antenna 32dB GPS1 green.\u003cbr\/\u003e\u003cbr\/\u003eFeatures:\u003cbr\/\u003e\u003cbr\/\u003e- Type: GPS1 green\u003cbr\/\u003e- Channels: 1-68\u003cbr\/\u003e- Amplification: 26-32 db\u003cbr\/\u003e- Noise: 1.7 db\u003cbr\/\u003e- Input Impedance: 300 Ohm\u003cbr\/\u003e- Output Impedance: 75 Ohm\u003cbr\/\u003e- Power supply: 10-15 V\u003cbr\/\u003e- Applications: from 60 to 120 km from the transmitter","brand":"LTC","offers":[{"title":"Default Title","offer_id":52541732553042,"sku":"14411162","price":49.0,"currency_code":"CZK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0954\/9624\/1490\/files\/14411162.png?v=1776144940"},{"product_id":"antenni-predzesilovac-emme-esse-83211tg-na-stozar-5g-1xlogdab-uhf-25db","title":"Antenna preamplifier Emme Esse 83211TG, for mast, 5G, 1xlog(DAB+UHF), +25dB","description":"The new Emme Esse G, TG and TL preamplifier lines have been designed to meet all LTEfree 4G and 5G TV reception requirements in accordance with current CE marking guidelines. Metal construction and F (female) connectors ensure a high level of shielding. These preamplifiers include 5G and \/ or 4G LTE filters to suppress mobile Internet interference in the 694MHz to 862 MHz or 790 to 862 MHz bands. Individual types differ in number and type of inputs, gain (from 10 to 35 dB) and maximum output level from 104 to 114 dBµV. All models offer good linearity throughout the amplified band and excellent signal to noise ratio. Good output level and separate VHF \/ UHF gain guarantee low intermodulation distortion. Impact and weather resistant plastic housing is made with an innovative system for quick cable connection and predisposes for mounting on mast (max. Diameter approx. 55mm using FeZn yoke with M4 threads) as well as on the wall, inputs and outputs are on F-connectors ..\u003cbr\/\u003e\u003cbr\/\u003eThe Emme Esse 83211TG preamplifier has a single input allowing connection of one logarithmic periodic antenna, operating in the frequency range 174MHz to 694 MHz, which means that by connecting a single coaxial cable at the same time receiving television and digital radio DAB. Such antennas are, for example, antennas with catalog numbers 14460866, 14460855. Preamplifier amplification is in the VHF III and UHF (up to 694MHz) 25dB, with attenuator at the input, with the possibility of attenuating the signal by 15dB.\u003cbr\/\u003e\u003cbr\/\u003e\u003cbr\/\u003eTechnical parameters :\u003cbr\/\u003e\u003cbr\/\u003e-  filter 5G and LTE :\t\t\t\tyes\u003cbr\/\u003e-  preamplifier input (DAB+UHF) :\t\t1pc log. according to protocol (174 MHz to 694 MHz)\u003cbr\/\u003e-  preamplifier output (DAB+UHF) :\t\t1pc log. according to protocol (174 MHz to 694 MHz)\u003cbr\/\u003e-  operating frequency :\t\t\t174 MHz to 694 MHz\u003cbr\/\u003e-  gain in working band :\t\t\t25 dB\u003cbr\/\u003e-  Input attenuation in the UHF band :\t\t0 to 15dB\u003cbr\/\u003e-  own noise in work. band :\t\t\t5 dB\u003cbr\/\u003e-  max output for 2 TV channels :\t\t108dBµV\u003cbr\/\u003e-  input connector :\t\t\t\t1 x Ff\u003cbr\/\u003e-  output connector :\t\t\t\t1 x Ff\u003cbr\/\u003e-  power supply to amplifier output :\t\t12V \/ 70mA\u003cbr\/\u003e-  power supply preamplifier 12V\/50mA to input :\tyes - detachable-jumper's\u003cbr\/\u003e-  outdoor and indoor use :\t\t\tyes\u003cbr\/\u003e-  weight :\t\t\t\t\t0,25 kg\u003cbr\/\u003e-  package size :\t\t\t\t110 x 110 x 48 mm\u003cbr\/\u003e","brand":"EMME ESSE","offers":[{"title":"Default Title","offer_id":52553895608658,"sku":"14411329","price":520.0,"currency_code":"CZK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0954\/9624\/1490\/files\/14411329.png?v=1776145868"},{"product_id":"antenni-predzesilovac-emme-esse-83500l-na-stozar-lte-1xdabvhf-iii-g10db-2xuhf-g10db","title":"Antenna preamplifier Emme Esse 83500L, na stožár, LTE,1xDAB(VHF III) G10dB, 2xUHF G10dB","description":"The new Emme Esse G, TG and TL preamplifier lines have been designed to meet all TV reception requirements in accordance with current CE marking guidelines. Metal construction and F (female) connectors ensure a high level of shielding. These preamplifiers include 5G and \/ or 4G LTE filters to suppress mobile Internet interference in the 694MHz to 862 MHz or 790 to 862 MHz bands. Individual types differ in number and type of inputs, gain (from 10 to 35 dB) and maximum output level from 104 to 114 dBµV. All models offer good linearity throughout the amplified band and excellent signal to noise ratio. Good output level and separate VHF \/ UHF gain guarantee low intermodulation distortion. Impact and weather resistant plastic housing is made with an innovative system for quick cable connection and predisposes for mounting on mast (max. Diameter approx. 55mm using FeZn yoke with M4 threads) as well as on the wall, inputs and outputs are on F-connectors .\u003cbr\/\u003e\u003cbr\/\u003eThe Emme Esse 83500L has three inputs, one VHF III input and two UHF 21 to 60 channel inputs (with LTE filters). The gain in each input is 10dB without regulation, the noise number in the VHF band is 3dB, in the UHF band is 6dB. The maximum output level is 108 to 112dBµV.\u003cbr\/\u003e\u003cbr\/\u003e\u003cbr\/\u003eTechnical parameters :\u003cbr\/\u003e\u003cbr\/\u003e-  preamplifier input UHF :\t\t\t2pcs UHF band (470-790MHz)\u003cbr\/\u003e-  preamplifier input DAB, VHF III :\t\t1pc VHF III\u003cbr\/\u003e-  preamplifier output :\t\t\t1pc VHF III + UHF LTE free\u003cbr\/\u003e-  VHF \/ UHF input gain :\t\t\t10 dB \/ 10dB\u003cbr\/\u003e-  own noise in work. VHF \/ UHF band :\t\t3 dB \/ 6 dB\u003cbr\/\u003e-  input gain control VHF \/ UHF link :\t\tno regulation \/ no regulation\u003cbr\/\u003e-  max output peo 2TV channels VHF \/ UHF :\t108dBµV \/ 112dBµV\u003cbr\/\u003e-  input connector  :\t\t\t\t3 x Ff\u003cbr\/\u003e-  output connector :\t\t\t\t1 x Ff\u003cbr\/\u003e-  power supply to amplifier output :\t\t12V \/ 20-40mA\u003cbr\/\u003e-  power supply of preamplifiers 12V to inputs :\tno\u003cbr\/\u003e-  outdoor and indoor use :\t\t\tyes\u003cbr\/\u003e-  package size :\t\t\t\t110 x 110 x 48 mm\u003cbr\/\u003e","brand":"EMME ESSE","offers":[{"title":"Default Title","offer_id":52553960685906,"sku":"14411330","price":345.0,"currency_code":"CZK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0954\/9624\/1490\/files\/14411330.png?v=1776145868"},{"product_id":"antenni-predzesilovac-johansson-7411-1x-vhf-1x-uhf-1x-out-volitelny-zisk-filtr-5g-lte","title":"Antenna preamplifier Johansson 7411, 1x VHF, 1x UHF, 1x Out, selectable gain, 5G LTE filter","description":"Antenna preamplifier for mast in classic design with adjustable gain, 5G LTE filter and 12\/24V power supply, suitable for UHF and also VHF signal amplification for DAB digital radio in BIII band. It is characterized by very low noise and improved quality of electronics. The plastic case ensures reliable protection against weather influences.\u003cbr\/\u003e\u003cbr\/\u003eYou can find a suitable power supply in the accessories section below.\u003cbr\/\u003e\u003cbr\/\u003eInputs: 1x VHF, 1x UHF\u003cbr\/\u003eNumber of outputs: 1\u003cbr\/\u003eFilter: 5G LTE\u003cbr\/\u003eFrequency (VHF \/ UHF): 170-240 \/ 470-694 MHz\u003cbr\/\u003eAdjustable gain for VHF: 5-23 dB\u003cbr\/\u003eAdjustable gain for UHF: 12-32 dB\u003cbr\/\u003eNoise figure (VHF \/ UHF): 2.5 \/ 1.5 dB\u003cbr\/\u003eInput level (VHF \/ UHF): 95 \/ 78 dBµV\u003cbr\/\u003eOutput level (VHF \/ UHF): 111 \/ 108 dBµV\u003cbr\/\u003eLED power indication\u003cbr\/\u003eSupply voltage: 12 \/ 24V DC\u003cbr\/\u003eConsumption: 120 mA at 12V \/ 70 mA at 24V\u003cbr\/\u003eDimensions: 122 x 98 x 56 mm","brand":"JOHANSSON","offers":[{"title":"Default Title","offer_id":52553967403346,"sku":"14411389","price":529.0,"currency_code":"CZK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0954\/9624\/1490\/files\/14411389.png?v=1776147348"},{"product_id":"antenni-predzesilovac-inteligentni-johansson-kit-7473l2-smart-amp","title":"Antenna intelligent preamplifier Johansson KIT 7473L2 Smart Amp","description":"The Johansson Smart Amp intelligent preamplifier for DVB-T2 and DAB+ radio automatically scans and processes the incoming signal so that all output channels are aligned to the same signal level. If an identical channel is received from multiple antennas, it will be converted to the next frequency and not lost, unlike with simple combiners. It allows combining up to 3 separate antennas. The output signal is also free of unwanted interference using a 5G LTE filter. The housing with a high strength and resistance to weathering allows installation in the outdoor environment as well as indoors. The package includes a 12V power supply with two outputs for easy powering of another antenna lead. Thanks to the Plug and Play standard, there is no need to configure anything, which makes combining several antennas as easy and convenient as possible.\u003cbr\/\u003e\u003cbr\/\u003eProduct features\u003cbr\/\u003e- combining of up to 3 antennas\u003cbr\/\u003e- designed for DVB-T2 and radio DAB+ broadcasting\u003cbr\/\u003e- automatic gain control of all channels to the same level (AGC)\u003cbr\/\u003e- peak slope of filters for adjustment of adjacent channels\u003cbr\/\u003e- automatic detection of SAW filters\u003cbr\/\u003e- integrated 5G LTE filter\u003cbr\/\u003e- protection against electrostatic discharges (ESD)\u003cbr\/\u003e- power supply and mounting elements included in the package\u003cbr\/\u003e- for indoor and outdoor use\u003cbr\/\u003e- Plug and Play standard, nothing needs to be configured\u003cbr\/\u003e- F connectors\u003cbr\/\u003e\u003cbr\/\u003eTechnical parameters\u003cbr\/\u003e- number of inputs: 3\u003cbr\/\u003e- number of outputs: 1\u003cbr\/\u003e- active band: DAB + \/ VHF (BIII), UHF k. 21 - 48\u003cbr\/\u003e- operating frequency: 174 - 862 MHz\u003cbr\/\u003e- input level: 45 - 109 dBµV\u003cbr\/\u003e- output level: 84 dBµV\u003cbr\/\u003e- isolation between inputs:\u003e 35 dB\u003cbr\/\u003e- LTE band suppression:\u003e 40 dB\u003cbr\/\u003e- power supply (2437): 12V DC, 350 mA (max.)\u003cbr\/\u003e- power supply input voltage: 230V~AC, 50 Hz\u003cbr\/\u003e- number of power supply outputs of the source: 2 (F connector)\u003cbr\/\u003e- preamplifier dimensions: 112 x 98 x 56 mm\u003cbr\/\u003e- source dimensions: 120 x 115 x 50 mm\u003cbr\/\u003e\u003cbr\/\u003ePackage contents\u003cbr\/\u003e- 1x Johansson 7473L2 preamplifier\u003cbr\/\u003e- 1x power supply 2437\u003cbr\/\u003e- 1x mast case\u003cbr\/\u003e- 1x manual","brand":"JOHANSSON","offers":[{"title":"Default Title","offer_id":52554846273874,"sku":"14430906","price":2599.0,"currency_code":"CZK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0954\/9624\/1490\/files\/14430906.png?v=1776146345"},{"product_id":"antenni-predzesilovac-johansson-7329-1x-uhf-1x-out-15-32db-filtr-5g-lte","title":"Antenna preamplifier Johansson 7329, 1x UHF, 1x Out, 15-32dB, 5G LTE filter","description":"Antenna preamplifier for mast in classic design with adjustable gain, 5G LTE filter and 24V power supply. It is characterized by very low noise and improved quality of electronics. The plastic case ensures reliable protection against weather influences.\u003cbr\/\u003e\u003cbr\/\u003eYou can find a suitable power supply in the accessories section below.\u003cbr\/\u003e\u003cbr\/\u003eNumber of inputs: 1\u003cbr\/\u003eNumber of outputs: 1\u003cbr\/\u003eFrequency: 470-694 MHz (UHF channel 21-48)\u003cbr\/\u003eFilter: 5G LTE\u003cbr\/\u003eAdjustable gain: 15-32 dB\u003cbr\/\u003eNoise figure: 2.5 dB\u003cbr\/\u003eInput level: 82 dBµV\u003cbr\/\u003eOutput level: 108 dBµV\u003cbr\/\u003eLED power indication\u003cbr\/\u003eSupply voltage: 24V DC\u003cbr\/\u003eConsumption: 65 mA\u003cbr\/\u003eDimensions: 120 x 115 x 50 mm","brand":"JOHANSSON","offers":[{"title":"Default Title","offer_id":52554849419602,"sku":"14411387","price":449.0,"currency_code":"CZK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0954\/9624\/1490\/files\/14411387.png?v=1776147348"},{"product_id":"antenni-zesilovac-alcad-am-187","title":"Antenna amplifier ALCAD AM-187","description":"The new series of AM amplifiers are 1, 2, 3 and 4 input broadband home amplifiers suitable for outdoor use. Individual inputs have separate output level control. The amplifier's +12V power supply is implemented remotely via a coaxial cable via the output. The amplifiers manufactured using SMT technology are placed in a Zamac casting, which is protected against weather conditions by a new, more durable plastic cover. Inputs and outputs are on F-connectors. The plastic cover of the amplifier is adapted for both pole mounting (using the included bracket) and wall mounting. For selected inputs, the +12V\/50 mA preamplifier power supply is implemented via a switch. The new series has improved electrical and mechanical connections between the printed circuit board and the Zamac casting, which leads to greater resistance to amplifier oscillation. The AM-187 amplifier has an integrated 5G filter.\u003cbr\/\u003e\u003cbr\/\u003eTechnical parameters:\u003cbr\/\u003e\u003cbr\/\u003eNumber of inputs: 1x FM\/VHF, 1x UHF\u003cbr\/\u003eNumber of outputs: 1\u003cbr\/\u003eInputs: FM(88-108 MHz) _ DAB\/BIII(160-260 MHz) _ UHF(470-694 MHz)\u003cbr\/\u003eGain: 20 dB (FM\/DAB\/BIII), 34 dB (UHF)\u003cbr\/\u003eRippling in the band: ±1 dB (FM\/DAB\/BIII), ±2 dB (UHF)\u003cbr\/\u003eGain control: 20 dB (FM\/DAB\/BIII), 16 dB (UHF)\u003cbr\/\u003eNoise figure: 5 dB (FM\/DAB), 3.5 dB (UHF)\u003cbr\/\u003eMax. output level (DIN45004B): 108 dBµV\u003cbr\/\u003eMax. output level (IMD3 -66 dB): 105 dBµV\u003cbr\/\u003eMax. output level (IMD2 -60 dB): 93 dBµV\u003cbr\/\u003eSuppression between inputs: \u003e30 dB\u003cbr\/\u003eReflection attenuation at input: \u003e10 dB\u003cbr\/\u003ePower supply: +12V \/ 45 mA (external power supply AL-105 or AL-205)\u003cbr\/\u003eConnectors: F-connector\u003cbr\/\u003eOperating temperature: -10°C - +65°C\u003cbr\/\u003eProtection degree: IP53\u003cbr\/\u003eWeight: 0.22 kg\u003cbr\/\u003ePackage dimensions: 110 x 125 x 45 mm","brand":"ALCAD","offers":[{"title":"Default Title","offer_id":52554997465426,"sku":"14411372","price":559.0,"currency_code":"CZK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0954\/9624\/1490\/files\/14411372.png?v=1776146631"},{"product_id":"antenni-predzesilovac-emme-esse-83514tg-na-stozar-filtr-5g-1xdabvhf-g20db-1xuhf-g34db","title":"Anténní předzesilovač Emme Esse 83514TG, na stožár, filter 5G, 1xDAB(VHF) G20dB, 1xUHF G34dB","description":"The new Emme Esse G, TG and TL preamplifier lines have been designed to meet all TV reception requirements in accordance with current CE marking guidelines. Metal construction and F (female) connectors ensure a high level of shielding. These preamplifiers include 5G and \/ or 4G LTE filters to suppress mobile Internet interference in the 694MHz to 862 MHz or 790 to 862 MHz bands. Individual types differ in number and type of inputs, gain (from 10 to 35 dB) and maximum output level from 104 to 114 dBµV. All models offer good linearity throughout the amplified band and excellent signal to noise ratio. Good output level and separate VHF \/ UHF gain guarantee low intermodulation distortion. Impact and weather resistant plastic housing is made with an innovative system for quick cable connection and predisposes preamplifiers for mounting on mast (max. Diameter approx. 55mm using FeZn yoke with M4 threads) as well as on wall, inlets and outlets on F -connectors.\u003cbr\/\u003e\u003cbr\/\u003e\u003cbr\/\u003eThe Emme Esse 83514TG preamplifier has two inputs, one input for connecting one antenna, operating in the 174 MHz to 230 MHz frequency band, and the other input for the UHF 470 to 694 MHz band with a 5G filter. The gain is in the VHF input 20dB, in the UHF input 34 dB with the possibility of regulation on the input by up to minus 15dB. The noise number in the VHF band is 3dB, in the UHF band is 4dB. The maximum output level is 108\/114 dBµV.\u003cbr\/\u003e\u003cbr\/\u003e\u003cbr\/\u003eTechnical parameters :\u003cbr\/\u003e\u003cbr\/\u003e-  filter 5G + LTE :\t\t\t\tyes\u003cbr\/\u003e-  preamplifier input :\t\t\t1pc DAB(VHF III) (band 174 to 230 MHz)\u003cbr\/\u003e-  preamplifier input :\t\t\t1pc UHF (band 470 to 694 MHz)\u003cbr\/\u003e-  preamplifier output :\t\t\t1pc VHF III + UHF 5G + LTE free\u003cbr\/\u003e-  VHF \/ UHF input gain :\t\t\t20 dB \/ 34dB\u003cbr\/\u003e-  own noise in work. VHF\/UHF band :\t\t3 dB \/ 4 dB\u003cbr\/\u003e-  input gain control by VHF \/ UHF :\t\t0 to -15dB \/ 0 to -15dB\u003cbr\/\u003e-  max output level for 2TV channels VHF \/ UHF :\t108dBµV \/ 114dBµV\u003cbr\/\u003e-  input connector :\t\t\t\t2 x Ff\u003cbr\/\u003e-  output connector :\t\t\t\t1 x Ff\u003cbr\/\u003e-  power supply to amplifier output :\t\t12V \/ 110mA\u003cbr\/\u003e-  power supply of 12V preamplifiers to inputs :\tyes - disconnectable by switches\u003cbr\/\u003e-  outdoor and indoor use :\t\t\tyes\u003cbr\/\u003e-  package size :\t\t\t\t110 x 110 x 48 mm\u003cbr\/\u003e","brand":"EMME ESSE","offers":[{"title":"Default Title","offer_id":53159142162770,"sku":"14411333","price":659.0,"currency_code":"CZK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0954\/9624\/1490\/files\/14411333.png?v=1776145869"},{"product_id":"antenni-predzesilovac-emme-esse-83500l-lte-na-stozar-1xdabvhf-iii-g10db-2xuhf-g10db-rozbale","title":"EMME ESSE 83500L antenna pre-amplifier for LTE masts","description":"Az új Emme Esse G, TG és TL előerősítő sorozatot úgy tervezték, hogy megfeleljen a TV-jelek vételére vonatkozó valamennyi követelménynek a jelenlegi CE-jelölési irányelveknek megfelelően. A fémszerkezet és az F (női) csatlakozók magas szintű árnyékolást garantálnak. Ezek az előerősítők 5G és\/vagy 4G LTE szűrőket tartalmaznak a 694MHz-862MHz vagy 790-862MHz sávban a mobilinternet interferencia elnyomására.  A különböző típusok a bemenetek száma és típusa, az erősítés (10 és 35 dB között) és a maximális kimeneti szint (104 és 114 dBµV között) tekintetében különböznek. Minden modell jó linearitást kínál az egész erősített sávban és kiváló jel-zaj arányt. A jó kimeneti szint és a külön VHF\/UHF erősítés alacsony intermodulációs torzítást biztosít. Az ütés- és időjárásálló műanyag ház innovatív rendszerrel készült, amely lehetővé teszi a gyors kábelcsatlakozást, és az előerősítőket alkalmassá teszi az árbocra (max. átmérő kb. 55 mm, M4-es menettel rendelkező FeZn bilincs segítségével), valamint falra történő felszerelésre, a bemenetek és kimenetek F-csatlakozókon vannak.\u003cbr\/\u003e\u003cbr\/\u003eAz Emme Esse 83500L előerősítő három bemenettel rendelkezik, egy bemenet a VHF III sávhoz és két UHF bemenet a 21-60. csatornától a 60. csatornáig (LTE szűrőkkel). Az erősítés 10dB minden bemenetnél szabályozás nélkül, a zajszám a VHF sávban 3dB, az UHF sávban 6dB. A maximális kimeneti szint 108-112dBµV.\u003cbr\/\u003e\u003cbr\/\u003e\u003cbr\/\u003eMűszaki paraméterek :\u003cbr\/\u003e\u003cbr\/\u003e- UHF előerősítő bemenet : 2db UHF sáv (470-790MHz)\u003cbr\/\u003e- előerősítő bemenet (DAB, VHF) : 1db DAB, VHF III\u003cbr\/\u003e- előerősítő kimenet : 1db VHF III + UHF LTE szabad\u003cbr\/\u003e- erősítés a VHF\/UHF bemeneten : 10 dB\/10dB\u003cbr\/\u003e- Belső zaj a VHF\/UHF működési sávban : 3 dB\/6 dB\u003cbr\/\u003e- Bemeneti csillapító erősítés szabályozása VHF\/UHF : nincs szabályozás \/ nincs szabályozás\u003cbr\/\u003e- max. kimeneti szint 2 TV-csatorna esetén VHF\/UHF : 108dBµV \/ 112dBµV\u003cbr\/\u003e- bemeneti csatlakozó : 3 x Ff\u003cbr\/\u003e- kimeneti csatlakozó : 1 x Ff\u003cbr\/\u003e- tápellátás az erősítő kimenetére : 12V\/20-40mA\u003cbr\/\u003e- 12V-os előerősítő tápellátás a bemenetekhez : nincs\u003cbr\/\u003e- kül- és beltéri használat : igen\u003cbr\/\u003e- csomagméret : 110 x 110 x 48 mm\u003cbr\/\u003e\u003cbr\/\u003e\u003cbr\/\u003e\u003cbr\/\u003e\u003cbr\/\u003e\u003cbr\/\u003e\u003cbr\/\u003e\u003cbr\/\u003e\u003cbr\/\u003e\u003cbr\/\u003e\u003cbr\/\u003e\u003cbr\/\u003e\u003cbr\/\u003e\u003cbr\/\u003e\u003cbr\/\u003e","brand":"EMME ESSE","offers":[{"title":"Default Title","offer_id":53771621138770,"sku":"90330250","price":299.0,"currency_code":"CZK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0954\/9624\/1490\/files\/90330250.jpg?v=1786433314"},{"product_id":"antenni-predzesilovac-emme-esse-83p3u30-na-stozar-filtr-5g-1xdabvhf-g20db-1xuhf-g30db","title":"Emme Esse 83P3U30 aerial pre-amplifier, for mast mounting, 5G filter, 1xDAB (VHF) G20dB, 1xUHF G30dB","description":"Emme Esse 83P3U30 Mast-Mounted Antenna Amplifier (VHF\/FM + UHF, 30 dB, 5G filter)\u003cbr\/\u003e\u003cbr\/\u003eThe Emme Esse 83P3U30 dual-input mast-mounted amplifier from the Panda series is a professional solution for combining and amplifying television (DVB-T2) and radio (FM\/DAB) signals. It allows you to independently combine a radio antenna with a high-performance UHF television antenna and distribute a clean signal to multiple TV sockets in a family home or block of flats.Thanks to its high gain of up to 30 dB in the UHF band, it reliably compensates for signal losses caused by long coaxial cables and passive splitters (suitable for 4 to 8 TV sets). \u003cbr\/\u003eThe amplifier is equipped with a modern 5G LTE filter, which protects TV reception from interference caused by mobile network operators.\u003cbr\/\u003e\u003cbr\/\u003eKey benefits:\n\n- Dual-input design: Separate inputs for FM\/DAB radio (VHF) and DVB-T2 television (UHF).\u003cbr\/\u003e- Protection against 5G interference: The integrated filter effectively cuts off frequencies above 694 MHz (K49–K69) and prevents interference from mobile transmitters.\u003cbr\/\u003e- Smooth gain control: Separate control trimmers for each input allow precise adjustment of the signal level without the risk of overloading the tuner.\u003cbr\/\u003e- Weatherproof outdoor housing: A durable plastic casing protects the electronics from rain, snow and UV radiation (for mounting directly onto a mast).\u003cbr\/\u003e- Low-noise design: Ensures stable and clear reception even with a weaker input signal from the antenna.\n\n\nTechnical specifications:\n\n- Number of inputs: 2× (VHF\/DAB\/FM + UHF)\u003cbr\/\u003e- Number of outputs: 1× VHF\/FM frequency range 88 – 230 MHz (Band II\/III)\n- Frequency range: UHF 470 – 694 MHz (channels K21 – K48)\u003cbr\/\u003e- Max. gain: VHF 20 dB (adjustable)\n- Max. gain: UHF 30 dB (adjustable)\n- Figure of noise: \u003c 3.5 dB\n- Max. output level: 108 dBµV\u003cbr\/\u003e- Integrated filter: 5G \/ LTE (700 MHz band)\n- Power supply: 12 V DC (via coaxial cable, approx. 60–80 mA)\u003cbr\/\u003e- Connector type: F-connectors (75 ?)\n- Mounting: On a mast (using the supplied clamp) \/ on a wall\n\nPackage contents:\n\n- Emme Esse 83P3U30 amplifier\u003cbr\/\u003e- Outdoor protective mast cover\n- Clip\/strap for mounting on a mast\n\n(Note: The 12 V power supply with power splitter is not included and is supplied separately).","brand":"EMME ESSE","offers":[{"title":"Default Title","offer_id":55229191881042,"sku":"14411400","price":659.0,"currency_code":"CZK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0954\/9624\/1490\/files\/14411400.png?v=1793102612"}],"url":"https:\/\/tipa.eu\/en-hu\/collections\/antenna-pre-amplifiers.oembed","provider":"TIPA","version":"1.0","type":"link"}