amp keyer

JH5LUZ Blog - 1296Mhz EME Station from Japan, includes eme amplifiers pictures

N1HIT New Hampshire Interconnect Team - The New Hampshire Interconnect Team (NHIT) has been formed to establish a D-star repeater in Southern New Hampshire

Sound samples of digital transmissions - Sound samples of the transmission modes recorded at 11025 samples per second, mono and the message in all of the samples is the same: "the quick brown fox jumps over the lazy dog 1234567890".

J-Tec - Ham Radio products, Antenna Switches, Receiver Preamplifiers, Preamps

SSB Electronic USA - manufactures and distributes HF, VHF, UHF and SHF equipment covering 10MHz. - 47.0GHz. Our products include: Wireless LAN / WAN Bidirectional Linear Amplifiers, Low Noise Preamplifiers - LNA's, RF Linear Amplifiers, Relays, Transverter Systems, Frequency Translation Systems, Downconverters, Antennas, Parabolic Dishes, Coaxial Cable, Relays, Antenna Switches, Microwave Test equipment, PC controlled Receivers, Microwave Linear Amplifiers including models for Telemetry, Wireless, and CDMA applications.

Bear Electronics Amplifiers - Manufacturer of big power amplifiers

SPE Amplifiers - SPE Makers of RF power amplifiers like Expert 1K-FA Expert 2K-FA

NETCERTUS ampsequencer - 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.

microHAM - Supply high quality accessories for your ham shack, including Band Decoders, various types of Antenna Switches, Antenna Stacking devices, special devices designed for the SO2R operator, USB Interfaces, Digital Mode Interfaces, Keyers and many others

House Of Tubes - High-quality brand name tubes ideal for use in audio amplifiers and ham radio equipment at low prices, including used and hard to find tubes.

HamPros - 249 Years of Combined Service to Ham Radio

WZ1V's VHF modifications page - A collection of modifications to the AM6154/55 linear amplifier

4-1000A Project HF Amplifier - An 80-10 meter band switchable HF amp using a 4-1000A

N1IBC Eimac 4CX1500B HF Power Amplifier - 1500 Watt HF power amplifier

Base-Station RF Power-Amplifier Biasing - Power amplifiers used in base stations require biasing for proper RF performance. This article explains the two classes of biasing that are prevalent in the RF industry, analyzes their characteristics, and shows implementations with existing ICs.

JH5LUZ Room - 1296MHz M57762 * 16 Power AMP 16V 100A 1.6KW Input

10 Ghz 1W Power Amplifier - 1 watt amplifier for 10 ghz made from surplus stuff

2 KW Power Amplifier for 2 meters - 2 KW power amplifier for 144 MHz using the GU84B tube by Paul Chominski WA6PY

LZ2US Amplifiers - LZ2US offers 3 types amplifiers for the serious VHF/UHF amateur. These amplifiers are very robust and in use by contest groups and EME stations all over the world. Every amplifier is custom made.

GS35b Amplifier for 50 Mhz - Picturs of my 6 meter Pa with a GS35b

10 Amp 13.8 Volt Power Supply - Sometimes amateurs like to home-brew their power supplies instead of purchasing one off the shelf at any of the major ham radio retail dealers.

Simple Electronic Keyer - A simple keyer which can be built for as little as $6 with some junk box parts. Although this circuit is not a true iambic keyer, it is capable of producing perfectly sounding CW.

Easy Morse Code Keyer Circuit - based on the famous Curtis family of morse keyer chips and has a proven record of dependability.

144Mhz preamplifier - A preamplifier project based on Rainer DJ9BV project, in french

PHEMT (GaAs FET) Preamplifiers - Angle Linear has been producing GaAs FET preamplifiers since 1980