pg 3j schematic

Small loop antenna for 15 and 20 meters - A Small Transmitting Loop Antenna for 14MHz and 21MHz. This is an antenna you might consider if you have limited space by Lloyd Butler VK5BR

Receiving Loops antennas for 1.8 Mhz - An article on how to build an efficient receive only loop antenna for 160 meters by Lloyd Butler VK5BR

40 meter double bazooka antenna - A double bazooka antenna plan for the cw portion of the 40 meter band by k0ru

Coil loaded dipole for 80 meters - Coil loading of an 80m Dipole for restricted space. Here's a method that may allow you to fit that 80m dipole into your suburban backyard by VK3JEG

CobWebb antenna by M0MRR - Build your own cobwebb antenna followninf M0MRR instructions and notes

Homebrewed Hexbeam by PG3N - PG3N peter documents how to build an homemade hexbeam antenna

VLF-LF and the Loop Aerial - The article discusses the theory of loop aerials for receiving and how they reduce the level of local noise by Lloyd Butler VK5BR

VHF Antenna in a Lunchbox - The magnetic loop on two metres

Single Coil Z Match - The simple Z match tuner simplified, article by Lloyd Butler VK5BR

Pacific T.V. Online Tube Catalog - Vacuum tubes and sockets for radio, audio and amateur use. Over 1500 types, online schematics and technical data

EB5AGV's Boatanchors Schematics page - Hammarlund HQ-129X Receiver, Heathkit C-3 Condenser Checker, Heathkit QF-1 Q-multiplier and more

I2YSB - I2YSB MANAGER of 5U1A 5U2K 5U3T 5U4R 5U5A 5U6W 5U7B 5U7DW 5U7JK 5U7JW 5U7RW 5U8B 5U9C 5UØT 5WØSB 6OØCW 6OØN 9L1X J2ØMM J2ØRR FO/I2YSB HI9/IK2GNW TX4PG ZK1GNW ZK3SB

W8PGW ARROW Communications Association - ARROW Communications Association Serving radio amateurs in Washtenaw and Wayne Counties

W3PGH Greater Pittsburgh VHF Society - A Nonprofit Society Dedicated to Furthering the Interest of VHF/UHF Operation in the Greater Pittsburgh Area.

W3EXW North Hills Amateur Radio Club

6m SSB & CW QRP transceiver - Block diagram, schematics pcb layout and pictures of a CW QRP transceiver for 50 Mhz by S57NAN

YAESU FL-2100Z Amplifier Repairs - The FL-2100Z amplifier referenced in the following images is the 6-Band model covering 10m thru 160m (no WARC bands) and not the 9-Band version that included the WARC bands. Modifications, schematics and manual

W9JFL Shack - John talk about Yaesu VX-3 as an interesting upgrade from VX-2, other reviews cover Kenwood TH-D7 TH-6A Icom-91A Kenwood TM-D700A Yaesu FT-817 and Icom IC-7000

Labcenter Electronics - Professional electronics cad (schematic, simulation and pcb autorouting) software.

Filter Wiz Pro - Schematica software filter design program

Covert a Zetagi Amplifier for 50 Mhz - Schematics and instruction to convert a ZetaGi CB linear amplifier to 50 mhz band

The Ladder Filter - Article by Lloyd Butler VK5BR

Astron RS35m Power Supply Schematic - Astron RS35m Power Supply Schematic annotated with Notes from QST Hands-On Radio, "Experiment #35—Power Supply Analysis" PDF File

OH5FAD RF Signal generator - Schematic and information

UHF signal-generator - Schematics by jf10zl