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Construction and homebrewing

This forum area is for discussion and Q&A about all topics related to homebrewing of ham gear, construction techniques, etc. Announcements about "buildathons" at ham-radio events are encouraged.

Topic Author Created Posts Views Activity
Open 2 meter GI-46B Amplifier W5PLC Oct 29th 2017, 04:08 3 8,155 on 1/9/18
by WB5EMX
Open SW receiver from old cellphone parts KK4UYV May 22nd 2016, 18:30 2 8,926 on 21/5/21
by WB5EMX
Open Portable Antenna Mast KC2FZR May 27th 2012, 11:27 2 9,371 on 3/7/12
by KN5P
Open homebrew variable coil Roland Oct 10th 2012, 20:04 4 8,673 on 11/10/12
by W1VT
Open RF noise cancelling at VHF frequencies. KM3F Nov 20th 2012, 03:59 2 9,909 on 20/11/12
by W1VT
Open Connecting DT 109 Headphones to Ham Gear mattchao@verizon.net Feb 26th 2013, 14:43 6 8,795 on 27/2/13
by W1VT
Open Enter Ham Radio Go-Kit Contest for chance to win $50 ARRL Gift Certificate! N0LOH Jul 12th 2013, 01:40 1 7,315 on 12/7/13
by N0LOH
Open Circuit Board Construction Question WB1GCM Mar 23rd 2012, 13:10 4 10,046 on 15/9/13
by N1JPL
Open Op Amp Substitution Question W7TCM Jan 19th 2014, 23:23 3 6,930 on 22/1/14
by W7TCM
Open Ring Diode Mixer Substitutions W7TCM Jan 22nd 2014, 23:32 2 7,699 on 23/1/14
by W1VT
Open Everyham's Amp effirlem Jan 19th 2014, 12:58 8 8,838 on 4/3/14
by effirlem
Open Source for tinned flat copper wire parkerca Mar 6th 2014, 01:09 1 6,961 on 6/3/14
by parkerca
Open 28-V, High Current Power Supply - Adjustable? Steffen Apr 20th 2014, 13:35 2 7,639 on 21/4/14
by W1VT
Open QST article on window feedthroughs WU7B May 12th 2014, 17:33 3 6,892 on 13/5/14
by WU7B
Open Morse code pocket transceiver? KC9UNY Aug 21st 2014, 11:06 4 7,590 on 25/8/14
by KC9UNY
Open Use of old laptop power packs ? AB3FN Dec 28th 2014, 15:30 1 6,851 on 28/12/14
by AB3FN
Open April ESR Tester, 100uA use 50uA meter KB0MNM Jul 9th 2014, 01:43 3 8,270 on 1/1/15
by KB0MNM
Open W6MUR Article on the Z Match? NV2K Jan 15th 2015, 23:54 3 7,088 on 16/1/15
by NV2K
Open QRP transmitter PA output and lowpass filter? KA8SYX Nov 23rd 2014, 16:30 4 7,257 on 23/2/15
by W1VT
Open Crystal Radio DIY Video KF4HOJ Feb 27th 2015, 00:52 1 7,313 on 27/2/15
by KF4HOJ
Total Topics: 71 Increases Post Count: No Can Read Topics: Yes Can Create Topics: No
Total Posts: 241 Auto-Lock Topics: No Can Reply: No Can Create Polls: No

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