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Topic Forum Author Created Posts Views Activity
Open Underwater 2.45GHz Antenna Antennas, feed lines, baluns and antenna tuners W1JRZ Dec 18th 2020, 18:51 1 123 on 18/12/20
by W1JRZ
Open 134 Khz spaced signals RFI - Discussion and Q&A W1KYB Aug 26th 2020, 15:50 4 387 on 28/8/20
by W1VT
Open what is the third number Beginner's Corner W1KYB Oct 25th 2020, 14:36 3 247 on 25/10/20
by W1KYB
Open Use keyer with Kenwood TS-440? Vintage Gear - Restoring and Operating W1LV May 12th 2020, 07:23 2 595 on 12/5/20
by W1VT
Open RFI from Plasma TV RFI - Discussion and Q&A W1MG Sep 1st 2011, 17:20 4 9,968 on 9/11/20
by W3TTT
Open RFI from HVAC Systems RFI - Discussion and Q&A W1MG Sep 1st 2011, 19:08 3 4,398 on 28/1/16
by KJ7OG
Open Common-Mode Interference from Cable System RFI - Discussion and Q&A W1MG Sep 13th 2011, 15:13 3 4,271 on 25/8/13
by K2EIR
Open Part 15 and Plasma Televisions RFI - Discussion and Q&A W1MG Sep 14th 2011, 15:13 2 3,612 on 14/9/11
by W1MG
Open T8 Lamps RFI - Discussion and Q&A W1MG Sep 20th 2011, 14:56 6 9,530 on 17/6/14
by AC0XU
Open Mobile from a Subaru XV RFI - Discussion and Q&A W1MG Jun 8th 2015, 18:05 1 2,001 on 8/6/15
by W1MG
Open Alignment of Vintage Shortwave Receiver - Pilot T-511 Vintage Gear - Restoring and Operating W1MG Aug 3rd 2011, 13:43 7 6,419 on 5/2/13
by westmountain
Open Determining direction of interference traveling via a power line RFI - Discussion and Q&A W1NT Jan 3rd, 18:23 2 180 on 5/1/21
by W1VT
Open BPL is back General discussion about technology and policy w1rfi Jul 20th 2011, 12:17 2 4,251 on 7/8/11
by ka9wgn
Open Organization of the ARRL.org web page menus General discussion about technology and policy w1rfi Jul 22nd 2011, 01:32 14 4,249 on 7/8/11
by ka9wgn
Open What things have you wanted to try but not yet done? General discussion about technology and policy w1rfi Aug 2nd 2011, 21:06 10 4,554 on 7/8/12
by K0RGR
Open Cleaning variable capacitor bearings General Technical Q & A w1rfi Jul 24th 2011, 10:19 5 6,673 on 4/9/13
by WA1MBA
Open 8877 amplifier design questions General Technical Q & A w1rfi Jul 26th 2011, 09:33 3 4,047 on 27/7/11
by W1RFIAdmin
Open Should I fuse the negative lead of transmitter wiring? General Technical Q & A w1rfi Aug 4th 2011, 01:48 3 9,057 on 4/8/11
by W1VT
Closed Sticky: ARRL RFI information online RFI - Discussion and Q&A w1rfi Jul 21st 2011, 17:27 1 7,516 on 21/7/11
by w1rfi
Open HF transmitter causing TV to shut off RFI - Discussion and Q&A w1rfi Jul 24th 2011, 10:34 4 6,351 on 27/10/11
by N9AH

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