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Displaying 1861-1880 of 2947

	Forum	Author	Created	Posts	Views	Activity
RF noise cancelling at VHF frequencies.	Construction and homebrewing	KM3F	Nov 20th 2012, 03:59	2	10,141	on 20/11/12 by W1VT
Ring Diode Mixer Substitutions	Construction and homebrewing	W7TCM	Jan 22nd 2014, 23:32	2	7,910	on 23/1/14 by W1VT
28-V, High Current Power Supply - Adjustable?	Construction and homebrewing	Steffen	Apr 20th 2014, 13:35	2	7,890	on 21/4/14 by W1VT
HBR 14 coils conversion to toroidal coils	Construction and homebrewing	cathoderay	Jun 27th 2014, 11:46	2	7,822	on 21/3/15 by KF4HOJ
Vacuum Tube Tranceiver Project	Construction and homebrewing	KD3FJ	Feb 14th 2015, 16:06	2	7,595	on 16/8/15 by RWBurroughs
Looking for others; Quan basic radio building	Construction and homebrewing	KE2PB	Oct 28th 2015, 14:24	2	8,674	on 4/2/23 by AK4VO
SW receiver from old cellphone parts	Construction and homebrewing	KK4UYV	May 22nd 2016, 18:30	2	9,157	on 21/5/21 by WB5EMX
broomstick antenna parameters	Construction and homebrewing	henryrichter	Mar 13th 2019, 20:29	2	7,492	on 14/3/19 by W1VT
Pad Diameter for Components on a PCB	Construction and homebrewing	WA2FTV	Jul 15th 2019, 22:02	2	6,972	on 30/7/19 by aj6bc
BackPack frame mounted 2m/70cm antenna question	Construction and homebrewing	KN6CSQ	Jul 21st 2019, 12:35	2	6,985	on 22/7/19 by W1VT
Converting aviation headset?	Construction and homebrewing	KI7IDW	Mar 16th 2020, 18:16	2	8,137	on 17/3/20 by W1VT
Seeking 20M Transceiver schematic	Construction and homebrewing	miner_tom	Sep 25th 2021, 11:42	2	5,741	on 27/9/21 by W1VT
AC to DC Converter... aka Wall Wart	Construction and homebrewing	KG4LAC	Nov 22nd 2022, 12:34	2	2,972	on 23/11/22 by W1VT
How to Build A Portable Solar Power Supply Video Series	Emergency power (solar, batteries, generators)	KF4HOJ	Mar 2nd 2015, 03:18	2	11,796	on 11/2/18 by kd4gcf
HTX100 txcvr / ES2500 booster pac	Emergency power (solar, batteries, generators)	KD4RDS	Jun 14th 2015, 16:18	2	10,740	on 15/6/15 by KD4RDS
How are most repeaters powered?	Emergency power (solar, batteries, generators)	W0SJF	Jun 5th 2016, 18:02	2	11,377	on 6/6/16 by W1VT
Goal Zero 22004 Yeti 150 Solar Generator	Emergency power (solar, batteries, generators)	KG5QLS	Feb 6th 2017, 10:57	2	11,353	on 3/6/22 by N2CLE
How do I recharge ,SLA battery safely?	Emergency power (solar, batteries, generators)	0001490519H80	Sep 26th 2018, 18:38	2	8,706	on 27/9/18 by W1VT
In-vehicle power system	Emergency power (solar, batteries, generators)	cincpac	Feb 22nd 2019, 20:21	2	8,959	on 20/11/19 by KF6HHH
Quantum battery pack "repack"	Emergency power (solar, batteries, generators)	N1MW	Feb 8th 2021, 00:57	2	6,045	on 9/2/21 by W1VT