Products include: RF Linear Power Amplifiers (70 & 23cm bands), 70cm Band-Pass Filters & Duplexer, Low Noise Pre-Amplifiers (LNAs), Ultra-Wideband Amplifiers (kHz to GHz), Bias Tees, TV Transmitters (VUSB-TV, FM-TV & DVB-T), FM-TV Receiver, — For detailed spec. sheets for each product, click on the link next to the description for a .pdf file that can be down-loaded.
70cm & 23cm RF LINEAR POWER AMPLIFIERS
note: power ratings are: P(saturated) for CW & FM / P(pep) for VUSB-TV / P(rms, avg) for DTV
23cm, 30/15/4.5 Watt, 49 dB Amplifier Model 23-11A Specs rev1-21
70cm, 70W/25W/10W, 53 dB Amplifier Model 70-9B Specs rev1-21
70cm, 20/10/3 Watt, 53 dB Amplifier model-70-7b-specs-rev12-16
70cm BAND-PASS FILTERs & DUPLEXER —
70cm, 420-450MHz (< 1 dB) bandwidth, Band-Pass Filter Model 70-BPF Specs
70cm, 6 MHz bandwidth, Band-Pass Filter (discontinued, clearance sale $100) Model ATV-BPF-XXX specs
70cm, UHF Duplexer (discontinued, clearance sale $100) Model ATV-DPX specs revSept2019
LNAs & Broad-Band AMPLIFIERS — product brochure Amp brochure
LOW NOISE PRE-AMPLIFIERs – LNAs & BIAS TEEs
70cm, 0.5dB NF, 21dB gain, LNA, Pre-Amplifier, NEW PRODUCT ! — Model 70-LNA specs
23cm, 0.9dB NF, 16dB gain, LNA, Pre-Amplifier — Model 23-4LNA Specs Rev Nov2019
Wide-Band LNA, < 0.8dB NF 2m thru 23cm, useful 50MHz to 2.4GHz NEW PRODUCT ! — WBLNA3specs rev12-20
Bias Tee – 7-350 MHz, 50V, 2 Amps, NEW PRODUCT ! — BiasTeeSpecs
Bias Tee – 144-2400 MHz, 50V, 2 Amps — BiasTeeSpecs
Ultra Wide-Band AMPLIFIERS — NEW, Lower Prices ! ! !
1 kHz – 1.5 GHz (-3dB BW), useful to 7 GHz, low-noise 2.5 dB NF, 23 dB, +12 dBm Model UWBA-101 Specs
1 kHz – 5 GHz (-3dB BW), useful to 10 GHz, 11 dB, +14 dBm Model UWBA-102 Specs
250 kHz – 3 GHz (-3dB BW), useful to 8 GHz, 20 dB, +22 dBm NEW PRODUCT ! Model UWBA-103 Specs
TV TRANSMITTERs (VUSB-TV, FM-TV, & DVB-T)
70cm, 10W/3W/1W, analog, NTSC, VUSB-TV Transmitter model-70-10ad-specs-rev12-16
23cm, 3 Watt, analog, NTSC, FM-TV Transmitter Model 23-1 Specs rev April 2017
33-23cm, 20 dBm, analog, NTSC, FM-TV Modulator Model 23-8 Specs-April 2017
70cm & 23cm, hi-def (1080p), DVB-T, Digital TV Transmitters — order a modulator (such as a model HV-320E) from Hi-Des ( www.hides.com.tw ) and use one of our rf linear power amplifiers.
DOWN-CONVERTER & UP-CONVERTER
23cm Down-Converter, 22 dB conv. gain, 0.9 dB NF Model 23-7 Specs Rev 10-18
23cm Up-Converter, 15dB conv. gain, programmable LO Model 23-6 Specs Rev Oct 2018
FM-TV RECEIVER — 70 MHz IF Amplifier & FM-TV Demodulator — use with the model 23-7 down-converter to have a complete 23 cm FM-TV receiver Can be used with any down-converter to make a microwave FM-TV receiver. Model 23-5 Specs rev 03-17
NEW PRODUCT: Programmable Crystal Oscillators — specifically designed as crystal replacements in PC Electronics AM-TV transmitters, $20 Also available 100 kHz to 212 MHz for $30 — Model PXO-xxx specs-rev 2
DETAILED SPECS: Detailed spec. sheets for all products in .pdf format, complete with photos and spectrum plots, are available here on this web site. Click on the links above highlighted in blue. Instruction manuals are also available upon request. All products come with a test report.
Rev: 17 Jan. 2021, kh6htv