The RF Workbench

We seek to understand and document all radio transmissions, legal and otherwise, as part of the radio listening hobby. We do not encourage any radio operations contrary to regulations. Always consult with the appropriate authorities if you have questions concerning what is permissible in your locale.

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Subject / Started by	Replies / Views	Last post
Simple DSB TX Started by JimIO	4 Replies 6527 Views	December 22, 2018, 1402 UTC by redhat
What kind of build and output do YOU want to see? Started by moof	3 Replies 3351 Views	November 26, 2018, 1115 UTC by ChrisSmolinski
LULU Modulation article posted in 30 Below Started by ff « 1 2 »	19 Replies 8846 Views	November 21, 2018, 0736 UTC by Stretchyman
Another helpfull site for making RF Started by QRP	14 Replies 9433 Views	November 18, 2018, 2107 UTC by Stretchyman
PWM a BLF188XR? Started by OgreVorbis	5 Replies 3210 Views	November 10, 2018, 2048 UTC by Stretchyman
One of my favorite Home Brew sites... Started by ka1iic	4 Replies 4923 Views	November 08, 2018, 0634 UTC by bumbelstock
A LOWFER's delight? Make the Kenwood TS-2000 to RX down to 10kHz! Started by ThaDood	0 Replies 2442 Views	November 05, 2018, 1635 UTC by ThaDood
New here, and my journey building a SW xmtr Started by fieldstrength1947 « 1 2 3 4 5 »	60 Replies 16704 Views	October 09, 2018, 1502 UTC by R4002
400W RF Generator Started by Stretchyman	0 Replies 2465 Views	October 08, 2018, 1440 UTC by Stretchyman
zeppelin radio homemade transmitter video presentation Started by zeppelin radio	7 Replies 4136 Views	September 20, 2018, 1231 UTC by TheRelayStation
A legal limit am transmitter for 75/160 meters from WO1U Started by redhat « 1 2 »	20 Replies 10200 Views	August 28, 2018, 2300 UTC by redhat
Stretchyman 50W Tx Started by Stretchyman	2 Replies 3290 Views	August 26, 2018, 1740 UTC by Stretchyman
Common and Precious 4 (on air, 6.399.5kHz, 2W) Started by Zazzle	8 Replies 5630 Views	August 11, 2018, 0715 UTC by muromdx
Beacon Project "Common and Precious III" (OFF air, 26510 kHz, 8W) Started by Zazzle « 1 2 3 »	41 Replies 62970 Views	August 07, 2018, 1754 UTC by syfr
Beacon Project "Common and Precious II" (OFF air, 6.398.5kHz, 30W) Started by Zazzle « 1 2 3 »	40 Replies 120635 Views	July 24, 2018, 2316 UTC by Zazzle
What exactly could cause a modulation transformer to ocscillate? Started by RadRoadrunner	14 Replies 5885 Views	July 24, 2018, 0136 UTC by Pigmeat
Beacon Project "Common and Precious" (OFF air, 10.237,5kHz, 5W) Started by Zazzle « 1 2 3 4 5 »	61 Replies 64063 Views	July 17, 2018, 1932 UTC by Zazzle
A newbie question about a transmitter Started by CharlieFoxtrot	12 Replies 7050 Views	June 30, 2018, 1947 UTC by Pigmeat
Engineering Paper in 1997 devotes discussion on class E amp 13 mhZ Started by digitalmod	13 Replies 4811 Views	June 29, 2018, 1358 UTC by radiogaga
Crystal question Started by JimIO	8 Replies 3162 Views	June 27, 2018, 2112 UTC by Josh

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