Technical Corner

Building an EFHW (End Fed Half Wave) Antenna Coupler

Started by swxx

Replies: 4
Views: 55,059

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

Science Fair Globe Patrol kit shortwave receiver

Started by Sunflower

Replies: 11
Views: 55,676

January 23, 2013, 11:52:37 PM
by Sunflower

Modding MTR4b for 13.8 volts..... possible ?

Started by solaris0121

Replies: 9
Views: 78,170

September 27, 2019, 04:42:14 PM
by gil

NS-40 Class E Transmitter Kit - $32 Shipped

Started by Rob_ma

Replies: 5
Views: 39,243

January 16, 2014, 09:57:33 PM
by gil

Slow Scan Television Images from the ISS This Weekend

Started by RichardSinFWTX

Replies: 7
Views: 46,725

April 12, 2015, 10:26:03 PM
by RichardSinFWTX

PSK-31 RX/TX Via iPad or iPhone

Started by RichardSinFWTX

Replies: 0
Views: 31,114

April 08, 2014, 04:16:05 PM
by RichardSinFWTX

Good deal on RG-174

Started by Rescue9

Replies: 4
Views: 35,730

July 09, 2016, 09:03:10 PM
by cockpitbob

Anderson powerpole for Delta Loop connection?

Started by Rescue9

Replies: 2
Views: 33,113

January 17, 2016, 04:07:04 PM
by Rescue9

GO- Box for the yeasu 450d radio

Started by RebelComms

Replies: 1
Views: 31,160

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

Using a Pig-Rig as a backup communication system

Started by raysills

Replies: 3
Views: 32,332

March 19, 2013, 08:48:04 PM
by gil

Emtech ZM-2 tuner complete!

Started by raybiker73

Replies: 4
Views: 45,341

November 16, 2013, 09:26:30 AM
by Lamewolf

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

Started by raybiker73

Replies: 1
Views: 29,486

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

Getting an old workhorse back on the air

Started by raybiker73

Replies: 6
Views: 35,539

September 07, 2013, 03:49:29 PM
by Archangel320420

Beginner's DIY Project: Building a Breakout Box

Started by raybiker73

Pages1 2

Replies: 15
Views: 98,876

October 14, 2012, 02:07:07 PM
by raybiker73

Running 'Barefoot' ?

Started by RadioRay

Replies: 2
Views: 34,800

August 30, 2014, 08:49:21 AM
by NWARadio

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

Started by RadioRay

Replies: 1
Views: 30,793

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

The Quest for Power-

Started by RadioRay

Replies: 9
Views: 48,986

June 20, 2013, 05:33:55 PM
by RadioRay

Real Radio & Before there was SOTA, There was W7ZOI & Friends

Started by RadioRay

Replies: 6
Views: 44,936

August 14, 2016, 04:08:48 PM
by gil

Matchbox Sized "Spy" Transceiver

Started by RadioRay

Replies: 1
Views: 10,471

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

It Powers Your QRPp Rig AND Froths Milk for Cappuccino!

Started by RadioRay

Replies: 2
Views: 31,372

November 04, 2013, 11:33:01 AM
by gil