Technical Corner

Building an EFHW (End Fed Half Wave) Antenna Coupler

Started by swxx

Replies: 4
Views: 67,314

September 01, 2017, 02:43:26 AM
by gil

Simple 5 band antenna and L network tuner

Started by swxx

Replies: 2
Views: 52,021

August 31, 2017, 10:49:42 AM
by swxx

The EA3GCY MFT-40 DSB Transceiver Kit.

Started by gil

Replies: 3
Views: 54,293

August 28, 2017, 05:19:23 PM
by caulktel

The $11 Frog Sounds CW Transceiver.

Started by gil

Replies: 4
Views: 50,007

August 28, 2017, 09:04:08 AM
by gil

General Coverage Survival Receiver

Started by swxx

Replies: 6
Views: 52,135

August 28, 2017, 02:55:18 AM
by swxx

Easy Dummy Load Project.

Started by gil

Replies: 2
Views: 51,584

August 22, 2017, 12:59:28 PM
by gil

How to solder aluminium rods?

Started by gil

Replies: 10
Views: 71,311

August 21, 2017, 02:33:20 PM
by gil

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

Started by gil

Replies: 1
Views: 43,301

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

1-Watter Small Morse Code Radio Build.

Started by gil

Replies: 12
Views: 65,240

May 11, 2017, 01:12:41 PM
by gil

Surface-mount components and toroid winding.

Started by gil

Replies: 3
Views: 46,102

May 11, 2017, 04:26:25 AM
by gil

mcHF QRP Tranciever

Started by KK0G

Pages1 2

Replies: 17
Views: 114,683

April 27, 2017, 06:16:45 PM
by Rescue9

Weber Soda Pop monoband CW transceiver.

Started by gil

Replies: 8
Views: 54,761

April 03, 2017, 03:49:18 PM
by gil

The $11 Frog Sounds Chinese Radio Transceiver.

Started by gil

Replies: 0
Views: 35,207

March 27, 2017, 08:59:47 AM
by gil

Astatic 611L Microphone For The KX2.

Started by gil

Replies: 0
Views: 35,850

October 31, 2016, 08:01:09 AM
by gil

Found my first kit radio: 42 year old 5-Tube AM

Started by cockpitbob

Replies: 2
Views: 42,808

October 20, 2016, 10:06:17 AM
by cockpitbob

MOVED: Portable battery capacity spread sheet

Started by gil

Replies: 0
Views: 34,652

October 13, 2016, 07:20:08 AM
by gil

MOVED: Battery buffer to power supply?

Started by gil

Replies: 0
Views: 33,987

October 13, 2016, 07:19:56 AM
by gil

MOVED: Building a 40 Ah Battery Box

Started by gil

Replies: 0
Views: 34,120

October 13, 2016, 07:19:42 AM
by gil

MOVED: Free power!!

Started by gil

Replies: 0
Views: 33,602

October 13, 2016, 07:19:33 AM
by gil

MOVED: World Record Solar Cell With 44.7% Efficiency.

Started by gil

Replies: 0
Views: 33,334

October 13, 2016, 07:19:20 AM
by gil