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Armstrong6 uses feedback in an Audion - amplifiers and oscillators now practical. 1912 - April 12, RMS Titanic sinks after encountering an iceberg, the tragic loss of life prompts new international radio laws which also affect Amateur Radio, including frequency restrictions and operating procedures....
Solid state synthesized radio Only 900 produced from 1968-72 Covers .5-30 MHz Modes: AM/USB/LSB Sensitivity: .1 microvolt SSB 6db S+N/N .05 micorvolt CW 6db S+N/N .5 microvolt AM 6db S+N/N Stability: 100Hz Selectivity: SSB - 2.1KC standard AM - 6KC standard $749.95 (larger...
Ham Amateur Radio Repairs, I provide honest, reliable, and affordable amateur ham radio repairs. I repair vintage tube and solid-state transmitters, receivers, transceivers, linear amplifiers, and accessories.
A full array of assemblies forhigh power 1.8 to 54 MHz amplifiers HIgh power LDMOS transistors:ART700(700w),BLF188xr(1400w),MRF1K50(1500w),ART1K6(1600w),MRF13750(750w) kits and assembled/tested RF Decks for500w 70cm Amplifiers RFdecks for the600w+ 33cm (900 MHz) band ...
However, licensed ham radio operators are legally allowed to modify Part 15 devices to make them operate in the FCC Part 97 rules for ham radio operation. Larger antennas, higher power, adding receiver pre-amplifiers and other techniques are allowed for experimentation. ...
Wanted Gemini 70 1KW solid state amp Title pretty much says it all. I presently have a BEKO HLV-550 but would like another 3 DB of output power. Wait time is 4 months for new ones from the DX shop. May consider a BEKO for same power and band. Listing #1719717 - Submitted on 02...