Technical Corner

Tube testers

Started by Holiday

Replies: 2
Views: 37,303

October 15, 2014, 08:12:25 PM
by RadioRay

The Retro-75 AM 75m Transceiver Kit.

Started by gil

Replies: 2
Views: 44,568

August 30, 2012, 04:07:59 PM
by gil

Here's a Power Source . . . (ha ha)

Started by RadioRay

Replies: 1
Views: 34,346

February 07, 2013, 02:15:50 PM
by gil

Humongously COOL radio transmitter

Started by WA4STO

Replies: 1
Views: 37,858

February 27, 2013, 03:32:51 PM
by KC9TNH

Any wideband mods for 818ND?

Started by Nemesis01

Replies: 1
Views: 62,681

May 28, 2026, 06:55:18 AM
by Davys

MTR Protector, 3D Printed

Started by cockpitbob

Replies: 1
Views: 36,099

September 06, 2016, 03:19:22 AM
by gil

Building the MST400 40m SSB transceiver.

Started by gil

Replies: 1
Views: 38,986

March 23, 2013, 11:12:15 PM
by gil

Crystal Sets to Sideband Book.

Started by gil

Replies: 1
Views: 34,631

June 28, 2016, 09:43:02 AM
by cockpitbob

Radio reapirman EU BASED

Started by EA3IAV

Replies: 1
Views: 69,204

September 17, 2022, 04:58:53 PM
by gil

Polyphaser

Started by mdmc

Replies: 1
Views: 33,211

December 20, 2013, 08:38:09 AM
by cockpitbob

Building The MEF-1 Half-Wave End-Fed Antenna Tuner.

Started by gil

Replies: 1
Views: 42,269

June 01, 2017, 04:52:19 PM
by Jon_Garfio

Nice Link Nor Cal QRPP Journal

Started by underhill

Replies: 1
Views: 37,054

October 25, 2012, 09:02:18 AM
by cockpitbob

Ray's Horrifically Abused Heathkit of the Week...

Started by raybiker73

Replies: 1
Views: 32,382

October 22, 2013, 07:57:35 PM
by WA4STO

MTR5B is not working with batteries

Started by W4RAM

Replies: 1
Views: 56,212

September 07, 2020, 06:12:47 AM
by gil

The Resurrection of the Small Wonder Labs SW+ Radio.

Started by gil

Replies: 1
Views: 54,435

February 09, 2018, 03:11:02 AM
by Benjamin

Homebrew Key, Iambic Padles Using Saw Blades.

Started by gil

Replies: 1
Views: 34,428

September 05, 2016, 04:55:54 PM
by cockpitbob

Matchbox Sized "Spy" Transceiver

Started by RadioRay

Replies: 1
Views: 35,657

February 17, 2026, 04:40:15 PM
by gil

GO- Box for the yeasu 450d radio

Started by RebelComms

Replies: 1
Views: 36,211

September 01, 2016, 10:47:07 AM
by gil

Hendricks 20m 10watt SSB rigs

Started by WA4STO

Replies: 1
Views: 33,042

January 07, 2014, 11:29:37 PM
by RadioRay

This is surely a "technical" topic ...

Started by WA4STO

Replies: 1
Views: 33,701

December 16, 2012, 11:17:57 PM
by White Tiger