mosfet module

OH7SV Matti Hohtola Ham Projects  ^pop - The most modern QRP transceiver in 2004,Direct Conversion HF Transceiver with DDS LO, 50 ohm to 200 ohm HF wide band transformers, Wilkinson splitter for RX measurements, Windom baluns 2001/2004, Ferrite rod antenna for 80 meter, Magnetic Loop Antenna for 80 m, Mascot Switched PSU 9320 modification to 8A peak current, 150W MOSFET linear amplifier for 80m, 80 m HF SSB/CW Transceiver

JA5FNX's place - JA5FNX is ham radio station

K0JD's Ham Homebrew Pages - K0JD's home construction projects, featuring the R2/T2 modules by KK7B

Tusla Metro scanner

Louisville Metro Police - Louisville Metro Police Department live scanner feeds, includes 8 live feeds and commonly used 10 codes.

bhi Ltd - Design & manufacture of Noise Eliminating speakers and modules for effective removal of unwanted noise & interference from SSB, HF, VHF, FM & UHF using new DSP technology

Kiwa Electronics - Kiwa Electronics is a company that specializes in accessory equipment for the radio enthusiast. Our products include Filter Modules to improve receiver performance, a High Performance Medium Wave Air Core Loop Antenna for improved broadcast band reception, the Pocket Loop Antenna, the Earth Monitor, BCB Rejection Filter and Broadband and SW Preamps. We also offer numerous performance upgrades for popular receivers.

Radio Frequency Systems - RFS is a global designer and manufacturer of cable and antenna systems plus active and passive RF conditioning modules, providing total-package solutions for wireless infrastructure.

Laipac Technology Inc. - We are committed to constantly improving our solutions in areas of GPS System, GPS Receivers, GPS Antennas, GPS Dataloggers, RF Modules, Wireless Security Systems, Automatic Vehicle Location (AVL) for real time and passive tracking

Low Power Radio Modules - Low power radio modules - supplying rf modules, rf transceivers, radiometrix transmitters receivers, low power radio modules, scada, frequency hopping, 900 mhz, wireless data transmission, data telemetry, gps modules & receivers and more

Kemo Electronics - Electronic kits, modules, devices and cases, transformer, boards, electronic accessories

Hamtronics, Inc. VHF/UHF Repeaters - A full line of repeaters, modules to build repeaters, and accessories.

DDS Data-Communicatie - Dds data- communication Data and Tele-Communication Solutions: UMTS GSM GPRS Telemetry programmers Adeunis RF systems, antennas, radio transmission modules, oscilloscopes GPS and coax cables dealer in Holland

Circuit Specialists - We specialize in pc-based data acquisition systems, test equipment, electronic components, disk on modules, choke and coils, diodes, capacitors and connectors, potentiometers, crystals, resistors, relays

Hamradioindia Shopping - on-line shopping of rf components, ICOM replacement boards, marine modules, kits and more

Antenna Solver - provides much greater flexibility in the construction, analysis, and interpretation of radiating structures using a rewritten NEC module.

HamCalc - Add-in module to Microsoft Excel, contains a set of radio amateur relevant special functions: DistSphericLocator(Loc1; Loc2) Calculates the spheric earth model distance between two locators [km] DirSphericLocator(Loc1; Loc2) Calculates the spheric earth model direction from Loc1 to Loc2

MOSFET amplifier for 80 mt.  ^pop - Picture index of 150W MOSFET linear amplifier for 80m 1996, includes photos and schematics

Transistor Specifications - Transistor Specifications, ``RF Power Mosfets ¹ HF VHF transistors

40MHz Frequency Counter Module - Design for a very low cost 6-digit frequency counter module using of the shelf components

5 Watt 40 Meters transmitter - This circuit is unique in that it uses a power mosfet as a final rather than a conventional bipolar transistor.

IK4AUY Sergio - Advanced QRP Low Cost Mosfets HF Linear Amplifier with schematics, IMD, gain data and more. Six articles about amateur radio.

Display/Stabiliser unit - The Display/Stabiliser unit displays the signal frequency on a Hitachi LCD module.

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.

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.