Electronics: General Discussion

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Electronics: General Discussion

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Decoding DTMF Tones

Last post by Savage///Circuits « Sun Apr 18, 2021 2:19 am
Replies: 1
by jknightandkarr » Sat Apr 17, 2021 3:29 pm

I am in need to decode DTMF tones from an audio sample and wondered whats the best option to do this? I found this website
and saw a decoder...

1 Replies

5 Views

Last post by Savage///Circuits View the latest post
Sun Apr 18, 2021 2:19 am
PIR Triggered Relay Circuits

Last post by Savage///Circuits « Fri Feb 19, 2021 1:55 am

by Savage///Circuits » Fri Feb 19, 2021 1:55 am

Does anyone happen to have a copy of this project? Preferably the original ZIP? It's one of many things I lost. All I can find online is the original...

0 Replies

57 Views

Last post by Savage///Circuits View the latest post
Fri Feb 19, 2021 1:55 am
LED question

Last post by jknightandkarr « Sat Feb 11, 2017 1:53 pm

by jknightandkarr » Sat Feb 11, 2017 1:53 pm

I gotta kinda silly question. I am in need of .4" blue alphanumeric led displays, but there aren't any available that I can afford, do I had a...

0 Replies

1713 Views

Last post by jknightandkarr View the latest post
Sat Feb 11, 2017 1:53 pm
Making an led brighter

Last post by Granz « Sat Feb 04, 2017 6:05 pm
Replies: 3
by jknightandkarr » Thu Feb 02, 2017 9:47 pm

I replaced the power and hdd leds on my desktop, and noticed that the hdd led is really dim. I was thinking of maybe making a power boosting circuit...

3 Replies

1206 Views

Last post by Granz View the latest post
Sat Feb 04, 2017 6:05 pm
Fixing my PDB-3 bad buttons

Last post by jknightandkarr « Thu Oct 20, 2016 5:09 pm
Replies: 2
by jknightandkarr » Wed Oct 19, 2016 1:34 pm

Well for quite a while I needed to replace buttons on my Pro Dev Board. It had 3 of 8 buttons have the button come off, I couldn't because I didn't...

2 Replies

1262 Views

Last post by jknightandkarr View the latest post
Thu Oct 20, 2016 5:09 pm
Working with SMT devices

Last post by jknightandkarr « Sun Oct 16, 2016 2:58 pm

by jknightandkarr » Sun Oct 16, 2016 2:58 pm

Well as the title suggests I am looking for information on working with SMT devices. I have some info on soldering, but not all, but i am looking for...

0 Replies

895 Views

Last post by jknightandkarr View the latest post
Sun Oct 16, 2016 2:58 pm
WS2812B Vs 55w driving lamp bulb

Last post by jknightandkarr « Tue Oct 04, 2016 7:53 pm
Replies: 3
by jknightandkarr » Sat Sep 17, 2016 3:04 pm

As the title suggests I wish to compare the WS2812B leds vs 55w driving lamp bulbs. Now first off the bulbs I am trying to replace are in my knight...

3 Replies

1407 Views

Last post by jknightandkarr View the latest post
Tue Oct 04, 2016 7:53 pm
Component selection help

Last post by jknightandkarr « Sat Oct 24, 2015 7:37 pm
Replies: 5
by jknightandkarr » Fri Oct 16, 2015 6:51 pm

Looking at various stuff for a project n need advice. Its for a relay board. Should. I just use relays, solid state relays, a big transistor, mosfet...

5 Replies

1913 Views

Last post by jknightandkarr View the latest post
Sat Oct 24, 2015 7:37 pm
Wanted a check of my work.

Last post by jknightandkarr « Mon Sep 21, 2015 11:07 pm
Replies: 4
by jknightandkarr » Fri Sep 11, 2015 6:50 pm

I am using DipTrace to create a couple of PCB's and wanted someone to check my work. If anyone could do that for me I'd appreciate it. Besides...

4 Replies

1492 Views

Last post by jknightandkarr View the latest post
Mon Sep 21, 2015 11:07 pm
Organizing Project Parts

Last post by MrBi11 « Wed Aug 26, 2015 8:42 pm
Replies: 9
by Savage///Circuits » Thu May 14, 2015 10:02 pm

(Originally posted on the Savage///Circuits Forums September 23rd, 2014, 05:02 PM by Chris Savage)

Organizing Project Parts

One thing I used to...

9 Replies

2424 Views

Last post by MrBi11 View the latest post
Wed Aug 26, 2015 8:42 pm
Organizing Electronics Parts

Last post by jknightandkarr « Thu Jul 09, 2015 8:09 pm
Replies: 4
by Savage///Circuits » Thu May 14, 2015 9:23 pm

(Originally posted on the Savage///Circuits Forums September 23rd, 2014, 02:45 PM by Chris Savage)

Organizing Electronics Parts

When I first got...

4 Replies

1747 Views

Last post by jknightandkarr View the latest post
Thu Jul 09, 2015 8:09 pm
Info: Relay Driver Circuits

Last post by Savage///Circuits « Thu May 14, 2015 10:22 pm

by Savage///Circuits » Thu May 14, 2015 10:22 pm

(Originally posted on the Savage///Circuits Forums March 28th, 2014, 12:15 AM by Chris Savage)

Relay Driver Circuits

Figure 1

Figure 1 shows...

0 Replies

2242 Views

Last post by Savage///Circuits View the latest post
Thu May 14, 2015 10:22 pm

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