Mentoring Forum

This forum has 328 topics, 587 replies, and was last updated 3 days, 8 hours ago by Anita Kemmerer.

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Viewing 10 topics - 171 through 180 (of 328 total)

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Radio Amateurs Developing Skills Worldwide

Member Comments

Martin Blustine
on RF Driver Amplifier Circuit With Receive Bypass
This PCB requires a revision to add receive bypass path grounding upon transmit. The ungrounded receive bypass path during transmit...
Martin Blustine
on RF Driver Amplifier Circuit With Receive Bypass
There has been a question concerning DC bias to this circuit. One might infer from the schematic that the linear...
Martin Blustine
on Some Fun with Boolean Algebra
Here is a little video demonstration of the push-to-talk lockout feature that permits only in-band transmission. It rejects any attempts...
KU1V
on Getting Started with POTA and Portable Operation
Thanks for a great article. 73