Circuit Blocks

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The complete BBD clock archive

Last post by VivMeLol « 12 Mar 2021, 07:07
Replies: 10
by Fender3D » 25 Jun 2013, 10:34

Rating: 2.6%

Hello guys,

I hope this is the proper board for this thread

I noticed this great forum lacks the main info about BBD based pedals...
CLOCK.

Heck,...

10 Replies

8413 Views

Last post by VivMeLol
12 Mar 2021, 07:07
Need LFO Help Zombie Chorus /Lich King

Last post by The G « 05 Mar 2021, 11:15
Replies: 5
by Carvindc125 » 01 Mar 2021, 15:57

I have been struggling for a week now trying to get this LFO to LFO!
I have it on the breadboard.
ideally I would like to use a different LFO that...

5 Replies

385 Views

Last post by The G
05 Mar 2021, 11:15
Detectors in compressors and Envelop filters.

Last post by cspar « 02 Jan 2021, 04:45
Replies: 16
by POTL » 11 Jan 2019, 18:02

Rating: 0.9%

Let's discuss them.
I studied the principle of operation of the detectors and began to analyze the circuit, however I asked a number of questions.
1)...

16 Replies

4832 Views

Last post by cspar
02 Jan 2021, 04:45
arduino tap tempo for pt2399 ?

Last post by carlozsulca12 « 29 Nov 2020, 15:32
Replies: 2
by carlozsulca12 » 29 Nov 2020, 12:58

Hello, I recently made a thread asking for recommendations on delays with the pt2399, I was putting together one that I liked but I wanted to add a...

2 Replies

1360 Views

Last post by carlozsulca12
29 Nov 2020, 15:32
Diodysus design stage

Last post by soulsonic « 15 Jun 2020, 01:49
Replies: 1
by Kierkegaard » 13 Jun 2020, 22:59

hey my friends

had an idea today whilst messing around with a breadboard, following a few tutorials and learning about a simple amplification...

1 Replies

624 Views

Last post by soulsonic
15 Jun 2020, 01:49
Stupid and easy question

Last post by bmxguitarsbmx « 19 Apr 2020, 02:25
Replies: 3
by POTL » 17 Apr 2020, 12:36

Rating: 0.2%

Greetings
The question is really simple, I played many times with the equalizers of various amplifiers, but only recently drew attention to the fact...

3 Replies

1082 Views

Last post by bmxguitarsbmx
19 Apr 2020, 02:25
Box of Metal Noise Gate to Precision Drive

Last post by jhergonz « 14 Mar 2020, 00:33
Replies: 2
by jhergonz » 09 Mar 2020, 04:01

good day guys.

Im planning to make a Precision drive clone with built in Noise gate and I found this Zvex Box of Metal's Noise Gate and I'am...

2 Replies

1024 Views

Last post by jhergonz
14 Mar 2020, 00:33
What is this R doing at the fb loop?

Last post by Manfred « 31 Jan 2020, 07:42
Replies: 3
by Enrulado » 27 Jan 2020, 11:26

Rating: 0.2%

I know it may be fairly simple, but i'm having some trouble figuring it out ... why is R23 there?
I guess it's a compression thing, but not for...

3 Replies

1308 Views

Last post by Manfred
31 Jan 2020, 07:42
Clean blend

Last post by Ben N « 10 Sep 2019, 09:41
Replies: 4
by freq67 » 09 Mar 2018, 15:32

What’s a good clean blend circuit that plays well with a fuzz?

4 Replies

2890 Views

Last post by Ben N
10 Sep 2019, 09:41
MXR LFO in an OTA phaser?

Last post by plush « 08 Aug 2019, 12:19
Replies: 3
by Jcknowles89 » 05 Aug 2019, 23:49

Rating: 0.4%

Probably a dumb question but will a phase 90 style LFO work with an OTA PHASER (specifically an LM13700) plugged into op amp bias pin?

Thanks,...

3 Replies

1659 Views

Last post by plush
08 Aug 2019, 12:19
BEST TONE

Last post by A1full « 10 Jun 2019, 15:17
Replies: 5
by A1full » 07 Jun 2019, 16:44

Rating: 0.4%

Hello, someone can tell me how to achieve a 3 band tone control, with this same frequency, which gives the parametric seen in the image.

I want to...

5 Replies

4878 Views

Last post by A1full
10 Jun 2019, 15:17
Adding an attack/release control to a THAT4320 compressor

Last post by Reachahighernoon « 16 May 2019, 19:05

by Reachahighernoon » 16 May 2019, 19:05

I've been looking at this schematic

And I wondered where to implement an attack/release control such as this

In the middle of the RMS Out and...

0 Replies

1713 Views

Last post by Reachahighernoon
16 May 2019, 19:05
Please explain to me this op amp gain stage

Last post by sixthfloor « 14 May 2019, 19:29
Replies: 18
by sixthfloor » 09 May 2019, 08:31

Rating: 2.8%

I am stumped as to how this works :

The diodes ensure the clipping. I guess the lower bandwidth is controlled by C2-R1 as in a TS-like gain...

18 Replies

4282 Views

Last post by sixthfloor
14 May 2019, 19:29
That compressor attack and release question.

Last post by POTL « 31 Dec 2018, 17:53
Replies: 2
by POTL » 30 Dec 2018, 16:02

Rating: 0.4%

Once again, hello and happy new year.
I am already finishing exploring analog effects technology, only the VCA compressor and noise maker remained (I...

2 Replies

1618 Views

Last post by POTL
31 Dec 2018, 17:53
op amp splitter design

Last post by FootRock « 29 Dec 2018, 17:10
Replies: 1
by heaterman » 02 Dec 2018, 15:26

Rating: 0.2%

Hello everbody!

I am working on a 4 way splitter (could also be 2 or 3 way) and i have some really basic questions. I did research but could not...

1 Replies

1885 Views

Last post by FootRock
29 Dec 2018, 17:10
Trying to mod a Gyrator Eq

Last post by lukatosh « 02 Nov 2018, 15:17
Replies: 3
by lukatosh » 01 Nov 2018, 21:09

hello everyone!

first of all... please, excuse my poor english :icon_confused:

Hope you can help me... I´ve googled but, find no answer.

I'm...

3 Replies

1848 Views

Last post by lukatosh
02 Nov 2018, 15:17
Single Pot for Univibe rate (GEOFEX)

Last post by Yazoo55 « 04 Oct 2018, 10:00
Replies: 3
by Diodes3Ground » 26 Sep 2018, 00:55

Rating: 0.2%

I came across this while searching up information on univibe circuits:

Has anyone ever tried doing this when building a univibe or such? I'm...

3 Replies

2431 Views

Last post by Yazoo55
04 Oct 2018, 10:00
Which buffer?....

Last post by POTL « 06 Aug 2018, 22:07
Replies: 1
by animalejo » 06 Aug 2018, 17:21

Rating: 0.2%

Maybe this question was already posted, but....what is the best buffer that you ever used or builded?...i mean in general terms.
please share your...

1 Replies

1439 Views

Last post by POTL
06 Aug 2018, 22:07
Transistors and NE570 in modulation and delay.

Last post by POTL « 30 Jul 2018, 20:48
Replies: 1
by POTL » 29 Jul 2018, 21:37

Again, all welcome, I almost closed the questions on the technical aspects of the pedals, here's another 2:
1) The circuits below are transistors in...

1 Replies

1400 Views

Last post by POTL
30 Jul 2018, 20:48
filters in modulation

Last post by POTL « 24 Jul 2018, 23:54
Replies: 6
by POTL » 20 Jul 2018, 23:54

Rating: 0.4%

Hello.
At the moment I'm studying how modulation works and was interested in some nuances in MXR schemes
1) MXR Chorus (bottom image) uses 2 halves...

6 Replies

2557 Views

Last post by POTL
24 Jul 2018, 23:54
2 Band Active EQ Comparison

Last post by POTL « 07 Jun 2018, 13:29
Replies: 3
by POTL » 02 Jun 2018, 02:33

Rating: 0.2%

Hi
What is the difference between them?

3 Replies

2182 Views

Last post by POTL
07 Jun 2018, 13:29
Symmetrical power supply

Last post by snk « 14 Apr 2018, 20:52
Replies: 5
by snk » 07 Apr 2018, 10:12

Hello
I have built a pedal expecting a +/- 12-15V symmetrical power supply.
I am torn between two solutions : either use a 15V Meanwell PD2515 PSU i...

5 Replies

2852 Views

Last post by snk
14 Apr 2018, 20:52
Can I apply BSIAB2 mods to this "BE-OD" clone layout?

Last post by Ross T « 24 Feb 2018, 20:41
Replies: 2
by Ross T » 24 Feb 2018, 19:36

I have built several BSIABII's and tweeked and played with many mods. One mod I liked on some of my BSIAB's was having the cap parallel with the 5.6k...

2 Replies

1382 Views

Last post by Ross T
24 Feb 2018, 20:41
Understanding MOSFET clipping

Last post by microbailey « 06 Jan 2018, 23:55
Replies: 14
by commathe » 29 Dec 2013, 09:39

Rating: 0.9%

I'm having a little trouble understanding mosfet clipping. My understanding is that there are two forms: the diode-connected mosfet (tying gate and...

14 Replies

21364 Views

Last post by microbailey
06 Jan 2018, 23:55
Yes, another one about Boss SD-1 Buffer

Last post by okgb « 31 Dec 2017, 17:16
Replies: 9
by HappyCat » 27 Nov 2017, 23:29

Rating: 0.2%

Hi guys!

I have some love & hate relationship with the Boss SD-1, maybe because twenty years ago it was my first 'serious' pedal... I have several...

9 Replies

4659 Views

Last post by okgb
31 Dec 2017, 17:16

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