mrf 966 preamp

Montgomery Amateur Radio Club - The Montgomery Amateur Radio Club Serving Montgomery County, Maryland Since 1966

HiZ-Antennas - High impedance amplifiers for shortened vertical antennas, Array matched and Optimized 15dB Preamplifier

Clifton Laboratories - Band Reject Filters, Bandpass Filter, Active Antennas, amplifiers and preamplifiers

QRSS CW - Receiving QRSS CW on your PC by G0MRF

Broadband Power Amplifier - A MRF141G 3-175MHz Broadband Power Amplifier DL4MEA 02/1998

A 600 Watt homebrew Solid State Amplifier - A solid state linear based on EB104 Motorola Engineering Bulletin by Helge Granberg. It uses 4 MRF150 FETs in push-pull parallel to acheive 600 Watts from about 6 Watts drive

144 MHz PA with MRF317 - A 2 meter power amplifier

Remote Control of Mast Mounted Equipment - This article presents a method of controlling preamps, antenna switching and polarization switching remotely without the use of control cables.

Attenuators and Preamps - How to get the most from attenuators and preamps

Transistor Audio Preamplifier Circuits - Design Guidelines for Bipolar Transistor Audio Preamplifier Circuits By Mike Martell N1HFX

Mic Pre Ampllifier - A microphone preamplifier schematic for hand-helds by ON6MU

Low Power LF Amplifier - ON6MU Low Power amplifier

Design Guidelines for JFET Audio Preamplifier Circuits - Design Guidelines for JFET Audio Preamplifier Circuits By Mike Martell N1HFX

Kenwood MC-50 modification - MC-50 microphone modification for high emphasis

Preamplifier for 144 mhz - CX2UA 144 mhz preamplifier homemade project in spanish

W7IUV Low Band Preamp - Pre amplifier using a 2N5109 for the 160 meters band

Radio Preamplifier for 2 mtr reciever - 20db gain 144 Mhz preamplifier by Harry Popov LZ1BB

LF/MF Preamplifier - A universal LF/MF preamplifier by Lyle Koehler, K0LR

Wideband PreAmp's for HF/VHF/UHF - Wideband VHF/UHF/SHF monolithic PreAmp based on MARx-series by ON6MU

General purpose RF Wideband PreAmp - General purpose RF Wideband PreAmp based on BSX-20 transistor with a frequency range 14-550 MHz

Improving Receiver Noise on 50 MHz - Tests on a preamplifier for 50 MHz installed right at the feedpoint of the antenna.

144 MHz Antenna Pre-Ampilfier - Electronic circuit and components layout fot this VHF Preamp

137 kHz antenna preamplifier - A simple 137 kHz antenna preamplifier to make your FT-817 (and others) useable on 2200m band.

Amateur Radio - Microphone Preamp - Low signal, noise-high AC gain preamplifier

Homebrew UHF Preamplifiers - Amateur Radio UHF Preamplifiers HJ-FET/GasFet