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Technical Reference : Preamplifiers
Manufacturers : Accessories
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- Workman Electronics
- Amateur radio accessories, power supplies, tvi filters, speakers, microphones, swr meters, preamplifiers, switches, cable and connectors,
[ Hits: 3265 | Votes: 3 | Rating: 5.33 ]
- KEPS Equipments for AO40 downlink
- Complete receive system, downconverters, dishes, feeds and preamplifiers for AO40 satellite users
[ Hits: 685 | Votes: 0 | Rating: 0.00 ]
- AR2 communications
- Complete catalog of low noise preamplifiers and microwave Gunnplexers.
[ Hits: 847 | Votes: 1 | Rating: 1.00 ]
- CW Buffer, Amplifier & Preamp Sequencer
- The AMPSEQUENCER board is an advanced microprocessor driven control board specifically designed to buffer CW key signals while switching the amplifier to transmission, it can also be used to provide proper TX delay timing for RTTY and Pre-Amplifier proper sequencing
[ Hits: 1039 | Votes: 0 | Rating: 0.00 ]
- Ham Radio products, Antenna Switches, Receiver Preamplifiers, Preamps
[ Hits: 661 | Votes: 1 | Rating: 10.00 ]
- W7IUV HF Preamplifier
- Schematic and pictures of a W7IUV preamplifier
[ Hits: 2159 | Votes: 2 | Rating: 1.00 ]
- 2m Band VHF antenna pre-amplifier
- Homebrew pre-amp for 144-146 MHz amateur band and OSCAR Satellites, using BF981
Dual-gate MosFet. Gain ~15 dB, NF=1dB.
[ Hits: 10909 | Votes: 85 | Rating: 8.57 ]
- VHF UHF preamp
- ON6MU project for a vhf uhf preamplifier
[ Hits: 12806 | Votes: 18 | Rating: 3.00 ]
- 144 MHz preamplifier with BF981
- Design of a preamplifier for 144 MHz with 1 dB NF and 23 dB gain using BF981. This amplifier is using a low cost silicon MOSFET (BF981 from Philips) to give more than 20 dB gain with around 1 dB noise figure on 2 meter.
[ Hits: 15774 | Votes: 26 | Rating: 5.92 ]
- Low noise preamplifiers
- Lot of projects of preamplifies from HF to VHF and UHF by yu1aw
[ Hits: 19404 | Votes: 13 | Rating: 4.00 ]
- U301 FET preamplifier
- This FET preamplifier has been around for almost 25 years. It is extremely reliable and can handle several watts directly into either the input or the output without failure.
[ Hits: 7236 | Votes: 3 | Rating: 6.33 ]
- 23 cm GaAs FET preamplifier
- On 23cm the best way to obtain a good RX-sensitivity is to use a GaAs-FET in the front-end, since these devices show very low noise figures.
[ Hits: 3481 | Votes: 5 | Rating: 5.20 ]
- Receive only processing equipment
- One of our most popular products, receiving preamplifiers are used for achieving top signal band performance in competition operating, low noise longwave reception, repeater applications into the UHF region, or lab use
[ Hits: 1829 | Votes: 0 | Rating: 0.00 ]
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