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
Beacon project: Finland. How to find an powersource? Started by Rh- « 1 2 »	16 Replies 15663 Views	December 17, 2019, 1804 UTC by Teotwaki
Recommendations: Resistor and Capacitor Assortment Kits? Started by Rob.	4 Replies 29512 Views	August 21, 2019, 1905 UTC by Rob.
Newbie here : My first AM Tube TX Build Started by rudirhino	3 Replies 6982 Views	November 15, 2015, 1443 UTC by staticlistener
New transmitter project via Twitter Started by stationqrp	0 Replies 3667 Views	October 19, 2019, 1436 UTC by stationqrp
40 MTR DSB Digital Transceiver II Kit Started by stationqrp	0 Replies 3470 Views	May 30, 2021, 0912 UTC by stationqrp
GU-50 Project finished Started by stationqrp	4 Replies 5724 Views	June 28, 2021, 1339 UTC by stationqrp
QRP SSB transceiver kit Started by stationqrp	1 Replies 4030 Views	May 24, 2020, 1555 UTC by redhat
15-Watt SHORTWAVE BROADCAST TRANSMITTER Started by stationqrp	7 Replies 11590 Views	January 01, 2024, 0155 UTC by Charlie_Dont_Surf
New circuit diagram Started by stationqrp	1 Replies 5522 Views	January 22, 2015, 0631 UTC by bumbelstock
Boxes for HF beacon Started by stendec	12 Replies 8448 Views	February 06, 2022, 1542 UTC by Teotwaki
400W RF Generator Started by Stretchyman	0 Replies 5213 Views	October 08, 2018, 1440 UTC by Stretchyman
Stretchyman 50W Tx Started by Stretchyman	2 Replies 5708 Views	August 26, 2018, 1740 UTC by Stretchyman
Higher power design. Started by Stretchyman « 1 2 »	20 Replies 18520 Views	March 17, 2017, 1023 UTC by Stretchyman
Stretchyman Pirate Radio Video Started by Stretchyman	12 Replies 11160 Views	August 20, 2017, 1842 UTC by Stretchyman
PWM Started by Stretchyman	9 Replies 8850 Views	November 10, 2015, 0122 UTC by redhat
NEW Tx, Push Pull Class E Started by Stretchyman	7 Replies 7060 Views	November 09, 2015, 1422 UTC by Stretchyman
LTC1799 Started by Stretchyman	5 Replies 8191 Views	November 06, 2015, 1536 UTC by Stretchyman
New! 'Improved' Transmitter! Started by Stretchyman	1 Replies 5315 Views	March 08, 2017, 0857 UTC by Stretchyman
Xtal Replacement Started by Stretchyman	14 Replies 8172 Views	February 12, 2018, 0710 UTC by Stretchyman
New Complete V3 TX available soon! Started by Stretchyman	3 Replies 6240 Views	December 06, 2016, 0648 UTC by Stretchyman

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