if amplifier

533 links - and 19 categories

I0JXX - The I0JXX is an italian company that offers market their projects also sells electronic products ...
[ Hits: 2882 | Votes: 2 | Rating: 8.5 ]
Microset - Power supplies rf power amplifiers dummy loads frequency counters repeaters antennas manufacturer based in Italy ...
[ Hits: 1829 | Votes: 1 | Rating: 1 ]

2 x GI-7B 432 MHz amplifier project - UHF RF Power amplifier used to work EME
[ Hits: 1296 | Votes: 3 | Rating: 3.33 ]
Class C Amplifier Matching - QST Article on what you should know about matching networks for class C RF power ...
[ Hits: 937 | Votes: 1 | Rating: 6 ]
Increasing Amplifier Relay Speed - Article describes a circuit that accelerates the coil of DC relays by momentarily doubling their ...
[ Hits: 502 | Votes: 0 | Rating: 0 ]

SB-200 Amplifier Rebuild Notes - Robert Norgards KL7FM's, notes on upgrading the Heathkit SB-200
[ Hits: 1748 | Votes: 2 | Rating: 6 ]
2 x 4-400A Amplifier Deck - A Class C Amplifier rebuilt with 4-400A tubes by W7IUV
[ Hits: 3091 | Votes: 3 | Rating: 5 ]
5-band RF Power Amplifier - This project uses a widely available IRF510 MOSFET work on HF 80 40 30 20 ...
[ Hits: 6953 | Votes: 5 | Rating: 7.4 ]
WA2EBY HF amplifier - Revisiting the WA2EBY broadband HF amplifier
[ Hits: 2599 | Votes: 2 | Rating: 7 ]
80-10m Linear Amplifier - High-power 3-500 HF linear amplifier by Don Pinnock G3HVA
[ Hits: 2972 | Votes: 2 | Rating: 9 ]
The G2DAF Linear Amplifier - Scans of original G2DAF articles on his HF linear amplifier using QY3-125 tube
[ Hits: 1820 | Votes: 5 | Rating: 3 ]

Solid-state HF amplifiers - What makes a good solid-state amp ? by Adam Farson, VA7OJ/AB4OJ, May 2002
[ Hits: 864 | Votes: 0 | Rating: 0 ]

50 MHz VHF power amplifier - Class C tuned VHF power amplifier for the 6-meter band by ON6MU
[ Hits: 1539 | Votes: 1 | Rating: 3 ]
Power amplifier for 2m rig - An RF power supply for 144 MHz schematics and instructions
[ Hits: 2226 | Votes: 2 | Rating: 4 ]
GS-35B 6 meter amplifier - VHF power amplifier for 50MHz using GS 35B tubes output 1500 W with 75 W ...
[ Hits: 682 | Votes: 1 | Rating: 1 ]

Transistor Audio Preamplifier Circuits - Design Guidelines for Bipolar Transistor Audio Preamplifier Circuits By Mike Martell N1HFX
[ Hits: 1816 | Votes: 3 | Rating: 4.33 ]

Simple beacon construction notes - Here is a simple self contained beacon which can run a few milliwatts or as ...
[ Hits: 874 | Votes: 0 | Rating: 0 ]

Radio Preamplifier for 2 mtr reciever - 20db gain 144 Mhz preamplifier by Harry Popov LZ1BB
[ Hits: 1991 | Votes: 0 | Rating: 0 ]
LF/MF Preamplifier - A universal LF/MF preamplifier by Lyle Koehler, K0LR
[ Hits: 2164 | Votes: 2 | Rating: 4.5 ]
Tri-Mode Buffer Amplifier Box - The TMB 1 is an RF amplifier unit receiving accessory that can be used with ...
[ Hits: 964 | Votes: 1 | Rating: 1 ]