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Array solutions Powermaster 1 wattmeter replacement display W9BHI 1 1870 Last post June 08, 2019, 01:48:44 PM
by Ka2zni
DX100 Crystal Oscillator problem W6OOQ 1 1870 Last post February 23, 2009, 10:14:25 AM
by Jim KF2SY
Excellent source for tube audio information John K5PRO 2 1869 Last post February 19, 2012, 06:38:14 PM
by Tom WA3KLR
Filter choke voltage rating stevef 2 1869 Last post February 09, 2010, 09:57:20 AM
by WA1HZK
Viking Ranger 1 mystery socket WB4AQL 2 1868 Last post October 09, 2016, 05:45:03 PM
by WB4AQL
Central Electronics 600L sndtubes 1 1868 Last post November 24, 2014, 06:19:56 AM
by WQ9E
Essex 28 Tuning Knob Q? (SX-28) WBear2GCR 2 1867 Last post July 14, 2014, 11:55:55 AM
by WBear2GCR
Collins Radio co.plug in rf module k4rhh 3 1866 Last post February 23, 2017, 10:21:50 PM
by w8khk
LV Oil Caps W7SOE 2 1866 Last post August 28, 2010, 07:09:19 PM
by W7SOE
Collins 512B-2 Transmission Line Coupler N2GHX Ken 1 1865 Last post September 25, 2008, 11:24:14 AM
by Todd, KA1KAQ
MRF150 Bias KA3EKH 6 1863 Last post July 18, 2023, 12:38:59 PM
by DMOD
T-368 L4 L coil inPi-L kc2we 2 1862 Last post December 20, 2014, 09:27:36 AM
by kc2we
help ID a choke please 400185-1 Opcom 4 1862 Last post January 28, 2011, 04:30:33 PM
by KD6VXI
transformer info? WQ9E 0 1862 Last post April 09, 2008, 05:02:45 PM
by WQ9E
contactless testing of dice and wafers - -RFID-like Opcom 0 1861 Last post December 14, 2011, 10:41:23 AM
by Opcom
Hallicrafters HT-44 Modifications W1KSZ 2 1860 Last post December 24, 2018, 04:50:00 PM
by W1KSZ
Viking ranger LV rectifer wiring N9axl 2 1860 Last post October 23, 2015, 08:31:17 AM
by N9axl
dynamic microphones Opcom 0 1859 Last post October 17, 2010, 11:20:05 AM
by Opcom
Power Supply for TR4 KC4VWU 0 1859 Last post January 31, 2008, 03:33:29 PM
by KC4VWU
sx-100, fm broadcast interference on 10 meters w7fox 3 1858 Last post January 12, 2013, 11:15:03 PM
by w7fox
Determining output speaker impedance longle SWL 2 1858 Last post April 03, 2011, 10:47:23 PM
by longle SWL
Ranger II parasitic choke W9BHI 2 1857 Last post October 29, 2012, 11:06:42 AM
by KB2WIG
100 watt band switching transmitter WQ9E 0 1857 Last post October 21, 2012, 05:55:21 PM
by WQ9E
Ft-990 hifi filter kc2etm 2 1856 Last post February 07, 2013, 01:09:01 PM
by kc2etm
Adding a digital display to a Mohack AB3FL 1 1856 Last post June 20, 2009, 07:15:47 AM
by w3jn
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