User thegamebusterpl

11 votes

4 answers

4k views

My PCBs etch all bad! (sodium persulfate)

asked Jun 10, 2018 at 7:59

5 votes

1 answer

584 views

BJT Clapp Oscilator for 3-6MHz

asked Mar 18, 2019 at 14:44

1 vote

1 answer

142 views

What IF amplifier configuration can I use in my receiver?

asked Jan 8, 2020 at 10:58

1 vote

0 answers

178 views

Interdigital filter ground connection on PCB

asked Sep 9, 2023 at 11:04

1 vote

2 answers

685 views

3.5 MHz 2W AM vaccum tube transmitter [closed]

asked Feb 2, 2019 at 22:06

1 vote

0 answers

66 views

Upgraded flipflop square wave generator - did I do good?

asked Jan 22, 2019 at 15:07

1 vote

3 answers

235 views

How to wire up a mini potentiometer?

asked May 10, 2018 at 18:27

0 votes

1 answer

189 views

What values of components to use in this 30V-2V, 3A(max) current limiting circuit?

asked May 27, 2018 at 19:04

0 votes

2 answers

1k views

Why is my 2n3904 amp bass-boosting?

asked Apr 21, 2018 at 12:38

0 votes

1 answer

560 views

Why is my MOSFET switch circut not working?

asked Apr 26, 2018 at 21:35

0 votes

2 answers

1k views

BJT Astable Multivibrator - What is the max. oscillation frequency?

asked Jan 28, 2019 at 20:23

0 votes

0 answers

274 views

What do you think about my PSU design?

asked Jul 14, 2018 at 21:33

0 votes

1 answer

54 views

Is the RF/DC power on/off sequence for my simple radio beacon design good enough?

asked Sep 9, 2023 at 14:46

0 votes

1 answer

673 views

Is it possible to combine two CFU455IT +/-2kHz (4kHz) ceramic filters to get a +/-1.25kHz bandwith (2.5kHz) filter?

asked Apr 1, 2020 at 7:28

0 votes

1 answer

61 views

Eagle: Adding thermal to QFN components

asked Aug 11, 2023 at 20:56

0 votes

1 answer

1k views

Triode Regenerative Receiver Circuit - room for improvement and possible errors

asked Apr 6, 2019 at 16:40

0 votes

1 answer

1k views

7404 NOT gate LC oscillator

asked Aug 3, 2019 at 11:59

-2 votes

1 answer

1k views

Why does my amplifier turn sine waves into square waves? [closed]

asked Aug 4, 2018 at 18:09

Stack Exchange Network

18 Questions

My PCBs etch all bad! (sodium persulfate)

BJT Clapp Oscilator for 3-6MHz

What IF amplifier configuration can I use in my receiver?

Interdigital filter ground connection on PCB

3.5 MHz 2W AM vaccum tube transmitter [closed]

Upgraded flipflop square wave generator - did I do good?

How to wire up a mini potentiometer?

What values of components to use in this 30V-2V, 3A(max) current limiting circuit?

Why is my 2n3904 amp bass-boosting?

Why is my MOSFET switch circut not working?

BJT Astable Multivibrator - What is the max. oscillation frequency?

What do you think about my PSU design?

Is the RF/DC power on/off sequence for my simple radio beacon design good enough?

Is it possible to combine two CFU455IT +/-2kHz (4kHz) ceramic filters to get a +/-1.25kHz bandwith (2.5kHz) filter?

Eagle: Adding thermal to QFN components

Triode Regenerative Receiver Circuit - room for improvement and possible errors

7404 NOT gate LC oscillator

Why does my amplifier turn sine waves into square waves? [closed]