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April 23, 2024, 02:46:13 PM
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Last post  |
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Advice on ac line filter
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WA2SQQ
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8
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2560
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December 21, 2018, 11:05:10 AM
by Opcom
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Remote coaxial switch
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ka1tdq
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19
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8361
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December 21, 2018, 10:03:33 PM
by Opcom
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Circuit problem on a modulator
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W4RFM
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61
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18417
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December 24, 2018, 08:32:10 AM
by K8DI
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AM noob; looking for help with underperforming DIY transmitter
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K8DI
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10
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3826
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December 24, 2018, 11:05:21 AM
by K8DI
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Hallicrafters HT-44 Modifications
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W1KSZ
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2
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1851
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December 24, 2018, 04:50:00 PM
by W1KSZ
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unusual tubes ID please?
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Opcom
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3
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2362
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December 25, 2018, 11:39:54 AM
by W1RKW
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K9YC's, "A New Choke Cookbook for the 160–10M Bands"
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K6IC
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3
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4235
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December 26, 2018, 04:14:52 AM
by ka1tdq
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An Amplified Zener Shunt Voltage Regulator?
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KK4YY
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10
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3809
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December 28, 2018, 09:37:19 AM
by KK4YY
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DX100 Can't control Drive level and Hum in modulator
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K8CA
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18
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6113
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December 28, 2018, 11:01:09 PM
by DMOD
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HT-37 Repair Story
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N2CQR
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0
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1294
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December 30, 2018, 07:38:08 AM
by N2CQR
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Audio input transformer recommendations
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W8ACR
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2
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1611
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December 30, 2018, 12:18:50 PM
by W7TFO
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Step up 3 dB
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WA4WAX
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0
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1264
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December 30, 2018, 03:04:53 PM
by WA4WAX
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5 Watts with one tube
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WA4WAX
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6
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3042
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January 02, 2019, 09:20:33 PM
by WA4WAX
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Drake R-4C
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WB4YVO
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6
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2523
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January 03, 2019, 10:18:14 AM
by WA5VGO
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R-390A Carrier Level Meter reading?
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WBear2GCR
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3
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1911
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January 04, 2019, 09:18:58 AM
by WBear2GCR
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Pre Made Digital VFO???
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Carl WA1KPD
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4
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2482
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January 04, 2019, 03:06:53 PM
by KD6VXI
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Pi Network Inductor question
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W4RFM
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3
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2053
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January 05, 2019, 05:49:08 PM
by W4RFM
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The RCA "807 in Special Triode Connection" gets a new life. With Sweep Tubes!
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KK4YY
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62
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27902
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January 06, 2019, 12:13:42 AM
by KK4YY
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LOG (Loop On Ground) Antenna
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WA2SQQ
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11
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6786
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January 06, 2019, 10:44:32 AM
by Steve - K4HX
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Know Ur R-390A Mod1 IF strips??
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WBear2GCR
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1
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1494
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January 06, 2019, 12:41:58 PM
by WD8KDG
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RF Choke question
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W4RFM
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14
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5096
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January 06, 2019, 01:54:58 PM
by W4RFM
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What is this?
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W5UF
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1
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1427
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January 07, 2019, 02:41:25 PM
by KC2ZFA
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Switching B+ -- how to do it safely?
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K8DI
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8
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2772
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January 07, 2019, 06:11:36 PM
by KK4YY
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3-500Z's-SOLVED
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w3khg
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4
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1990
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January 07, 2019, 07:57:37 PM
by KD6VXI
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Heathkit SB-220 Load Capacitor Issue-SOLVED
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w3khg
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1
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1500
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January 07, 2019, 08:27:22 PM
by w3khg
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 Topic you have posted in
Normal Topic
Hot Topic (More than 15 replies)
Very Hot Topic (More than 25 replies)
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 Locked Topic
 Sticky Topic
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AMfone - Dedicated to Amplitude Modulation on the Amateur Radio Bands
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