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Delta Prime
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Los Angeles California
Joined
Jul 29, 2020
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Thursday at 10:10 AM
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Delta Prime
replied to the thread
Suitable replacement for a large Siemens capacitor in an old IBM XT power supply
.
The printed nominal capacitance value, is not the actual value capacitance and will vary depending on circuit frequency. As long as...
Tuesday at 5:13 AM
Delta Prime
replied to the thread
Found problem in Kenwood KR-V95R
.
Replace with two 6800 microfarad capacitors connected in series which will cut the capacitance value in half and will equal 3400uf.
Jun 22, 2026
Delta Prime
reacted to
bidrohini's post
in the thread
JK Flip-Flop Toggles Twice from One Button Press
with
Like
.
This sounds very much like switch bounce reaching the clock input. A JK flip-flop will respond to clock edges, so if the button produces...
Jun 20, 2026
Delta Prime
reacted to
Martaine2005's post
in the thread
Help diagnosing AC Sliding gate controller stops halfway
with
Like
.
Upon further reading, your units limit switch looks to be similar to this, so the set up would be very similar too. Make sure the...
Jun 16, 2026
Delta Prime
reacted to
73's de Edd's post
in the thread
Help diagnosing Trinitron KV-32FV27
with
Like
.
Sir Coolsuggies . . . . . Consulting ye olde Sunny Service manual . . . . . on their page # 41. You need to check out the "C " board...
Jun 16, 2026
Delta Prime
reacted to
camerart's post
in the thread
Short range cat detector
with
Like
.
Hi, A dog. C
Jun 14, 2026
Delta Prime
reacted to
Harald Kapp's post
in the thread
Open Collector Wired OR logic
with
Like
.
Your circuit will not work in 99.9 %, unless some intelligent programming is used for the ports (see below: risk of short circuit)...
Jun 14, 2026
Delta Prime
reacted to
crutschow's post
in the thread
Latching relays in a control circuit
with
Like
.
My question was whether you could wire and solder the parts on a vector board if given the circuit schematic and the parts required?
Jun 14, 2026
Delta Prime
reacted to
Minder's post
in the thread
Latching relays in a control circuit
with
Like
.
I would recomend the Vero strip board, there is a free design/layout pgm VeeCAD.
Jun 14, 2026
Delta Prime
reacted to
danadak's post
in the thread
Latching relays in a control circuit
with
Like
.
pulse streams of desired width and inter pulse delay. Pulses are outputs to a pin to initiate an action like turn on a fan or light. So...
Jun 14, 2026
Delta Prime
replied to the thread
Power factor
.
https://www.electronics-lab.com/forums/threads/leading-power-factor-correction-problem.300940/post-1857412
Jun 6, 2026
Delta Prime
reacted to
hankins's post
in the thread
Anyone identify this connector?
with
Sad
.
If you have seen the locking bar in place, you will have a good idea of its construction. Fabricating a locking bar from scratch is an...
Jun 2, 2026
Delta Prime
reacted to
Harald Kapp's post
in the thread
Anyone identify this connector?
with
Like
.
Before soldering, You can try this hack. Insert the Cable: Carefully slide the ribbon cable into the FPC connector. Shim the Cable: Cut...
Jun 2, 2026
Delta Prime
reacted to
Harald Kapp's post
in the thread
JK Flip-Flop Toggles Twice from One Button Press
with
Like
.
very much likely insufficient debouncing possibly, but not necessarily definitely Here's a comprehensive text on debouncing.
May 30, 2026
Delta Prime
reacted to
crutschow's post
in the thread
Ignition coil...
with
Like
.
Doubt that you get more than a few hundred volts at 60Hz, which likely is not enough to go through the hair to skin of most animals...
May 30, 2026
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