Preamplifiers

About preamps for ham radio use

(Featuring 22 links)

Site listings

Home : Technical Reference : Preamplifiers

Add a link

Most Popular

Low noise preamplifiers - Lot of projects of preamplifies from HF to VHF and UHF by yu1aw
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.
VHF UHF preamp - ON6MU project for a vhf uhf preamplifier
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.

Alphabetical

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: 5825 | Votes: 11 | Rating: 2.36]
2 Meter GaAs FET Preamp - KD9JQ 2 meter GaAsFET preamplifier by KD9JQ
[Hits: 589 | Votes: 1 | Rating: 1.00]
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: 1538 | Votes: 4 | Rating: 6.25]
23cm dual stage preamp - A modification / combination of the DJ9 BV & I5TDJ 144 MHz preamp designs
[Hits: 1003 | Votes: 1 | Rating: 10.00]
2m Band VHF antenna pre-amplifier ^updated - Homebrew pre-amp for 144-146 MHz amateur band and OSCAR Satellites, using BF981 Dual-gate MosFet. Gain ~15 dB, NF=1dB.
[Hits: 3104 | Votes: 33 | Rating: 9.48]
6m Preamp - A dead easy 50 mhz preamp by VK3CJS
[Hits: 1623 | Votes: 0 | Rating: 0.00]
Amplifiers and Vacuum Tubes Tuning Loading and Arcing - Page on amplification topics. From vacuum tubes to various components, discussion on stability and arcin causes.
[Hits: 1197 | Votes: 1 | Rating: 8.00]
Audio Preamp - Easy circuit that provide good gain to weak audio signals
[Hits: 1151 | Votes: 0 | Rating: 0.00]
BFP196P� BJT - BFP196P BJT by Infineon vs BFG540X BJT by Philips
[Hits: 771 | Votes: 0 | Rating: 0.00]
DL5DBM`s 2 meter Antenna preamp - Homebrew with CF300 DGMF with about .24 dBD gain
[Hits: 845 | Votes: 2 | Rating: 9.00]
GaAs FET preamps - Build a good GaAs FET preamp for 2 meters, 222 or 440 Mhz
[Hits: 2438 | Votes: 0 | Rating: 0.00]
Garex VHF preamp - It is available for spot frequencies in the range 40 - 250MHz, where a typical gain of 26dB can be achieved
[Hits: 1204 | Votes: 2 | Rating: 6.00]
LNK Receiver Preamp - It is tempting to hope that a preamp can make any receiver more sensitive, in any situation. But, it is important to understand what happens when you add a preamp before a receiver.
[Hits: 1247 | Votes: 1 | Rating: 10.00]
Low noise preamplifiers - Lot of projects of preamplifies from HF to VHF and UHF by yu1aw
[Hits: 6558 | Votes: 6 | Rating: 4.83]
MGF1302� GaAsFET - Published in Radioamater - CQ YU and CQ ZRS magazines, MGF1302 144 MHz and MGF1302 432 MHz
[Hits: 2280 | Votes: 1 | Rating: 10.00]
Mizuho products - Mizuho Tsushin Co. was a small Japanese manufacturer of QRP radios and kits, shortwave receiver accessories, and AM broadcast band receiver kits and antennas
[Hits: 1309 | Votes: 0 | Rating: 0.00]
Motorola Micor Highband Preamp - Make 150.8 - 174 Mcs. RF Preamp properly tune the Two Meter ham band.
[Hits: 841 | Votes: 1 | Rating: 10.00]
PHEMT (GaAs FET) Preamplifiers - Angle Linear has been producing GaAs FET preamplifiers since 1980
[Hits: 567 | Votes: 0 | Rating: 0.00]
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: 814 | Votes: 0 | Rating: 0.00]
The 50MHz Assistant ^updated - Preamp & Power Amp By Alkberto, I0XGR
[Hits: 550 | Votes: 0 | Rating: 0.00]
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: 2330 | Votes: 1 | Rating: 1.00]
VHF UHF preamp - ON6MU project for a vhf uhf preamplifier
[Hits: 5141 | Votes: 15 | Rating: 3.20]

Search dxzone.com on Preamp

Find products related to Preamp

Lookup Google Custom Search Engine for Preamp

Search Preamp with: Google groups , Yahoo!, Altavista, Teoma, Gigablast, Lycos, Amazon

Preamplifiers

About preamps for ham radio use

Related Categories:

Category Stats

Daily Top 10

RSS Feeds

DXZone Newsletter

Google CSE