Go Back   Home > Forums > >
Home Forums Rules Articles diyAudio Store Blogs Gallery Wiki Register Donations FAQ Calendar Search Today's Posts Mark Forums Read

Swap Meet Sell your stuff here, who knows, some other fanatic might be interested!

FS Discrete Dynamics DIY Class A Preamp modules
FS Discrete Dynamics DIY Class A Preamp modules
Please consider donating to help us continue to serve you.

Ads on/off / Custom Title / More PMs / More album space / Advanced printing & mass image saving
Reply
 
Thread Tools Search this Thread
Old 6th March 2019, 07:05 AM   #1
sachu888 is offline sachu888  India
diyAudio Member
 
sachu888's Avatar
 
Join Date: Jul 2010
Location: India
Default FS Discrete Dynamics DIY Class A Preamp modules

Dear all
FS Discrete Dynamics DIY Class A preamp modules

Preamp specifications

- Discrete stereo preamp/headphone amp
- Input Impedance: 100kOhms
- max gain: 8dB
- max voltage output: 11V rms
- SNR: 115dB
- THD: <0.002% 20-20000Hz, Vo=5V rms
- Transformer required: 18-0-18V AC, 50VA
- Frequency response: 1-150000Hz(-3dB)

They are fully soldered modules with onboard power supply, also comes with 100K onboard Alps volume pot. They can also be used as Heaaphone amp.
The Price is $60+ $10 shipping.Payment by Paypal.

Click the image to open in full size.
Click the image to open in full size.
Click the image to open in full size.
Click the image to open in full size.
Click the image to open in full size.

Regards
Sachin
  Reply With Quote
Old 7th March 2019, 08:32 AM   #2
patriz is offline patriz
diyAudio Member
 
patriz's Avatar
 
Join Date: Apr 2002
do you have any link to the schematic?
  Reply With Quote
Old 7th March 2019, 08:33 AM   #3
sachu888 is offline sachu888  India
diyAudio Member
 
sachu888's Avatar
 
Join Date: Jul 2010
Location: India
Quote:
Originally Posted by patriz View Post
do you have any link to the schematic?
PM your email address. I will send you the schematic.

Regards
Sachin
  Reply With Quote
Old 8th March 2019, 07:42 AM   #4
sachu888 is offline sachu888  India
diyAudio Member
 
sachu888's Avatar
 
Join Date: Jul 2010
Location: India
All PMs replied.

Regards
Sachin
  Reply With Quote
Old 8th March 2019, 09:28 AM   #5
carlthess40 is offline carlthess40  United States
diyAudio Member
 
Join Date: Oct 2017
Location: Lake Mary Florida
Are these boards populated with all the parts
But not the power supply and output transformers and speak ports and the RCA’s
And you will supply the schematics
  Reply With Quote
Old 8th March 2019, 09:33 AM   #6
sachu888 is offline sachu888  India
diyAudio Member
 
sachu888's Avatar
 
Join Date: Jul 2010
Location: India
Hi, yes the boards are populated. It has onboard power supply. You will need an 18-0-18, 5Va transformer, RCA's and a case of your choice.

Regards
Sachin
  Reply With Quote
Old 8th March 2019, 07:49 PM   #7
carlthess40 is offline carlthess40  United States
diyAudio Member
 
Join Date: Oct 2017
Location: Lake Mary Florida
Quote:
Originally Posted by sachu888 View Post
Hi, yes the boards are populated. It has onboard power supply. You will need an 18-0-18, 5Va transformer, RCA's and a case of your choice.

Regards
Sachin
Like this one? And you include the paperwork as to where and how to install it

Sorry for all the newbie questions as I am a newbie. Lol
I will order one or two from you and shipped to zip code 32746. Florida
Thanks
Carl
  Reply With Quote
Old 13th March 2019, 05:08 PM   #8
sachu888 is offline sachu888  India
diyAudio Member
 
sachu888's Avatar
 
Join Date: Jul 2010
Location: India
Quote:
Originally Posted by carlthess40 View Post
Like this one? And you include the paperwork as to where and how to install it

Sorry for all the newbie questions as I am a newbie. Lol
I will order one or two from you and shipped to zip code 32746. Florida
Thanks
Carl
Hi Carl,
sorry I just saw your post. It's fairly easy, but I will send you the drawing for connections.

Regards
Sachin
  Reply With Quote
Old 13th March 2019, 08:28 PM   #9
patriz is offline patriz
diyAudio Member
 
patriz's Avatar
 
Join Date: Apr 2002
Is it there the possibility to use an outboard power supply?
  Reply With Quote
Old 15th March 2019, 12:07 PM   #10
sachu888 is offline sachu888  India
diyAudio Member
 
sachu888's Avatar
 
Join Date: Jul 2010
Location: India
Quote:
Originally Posted by patriz View Post
Is it there the possibility to use an outboard power supply?
Yes, you can use it, but there is no need really. The onboard power supply is very good.

Regards
Sachin
  Reply With Quote

Reply


FS Discrete Dynamics DIY Class A Preamp modulesHide this!Advertise here!
Thread Tools Search this Thread
Search this Thread:

Advanced Search

Posting Rules
You may not post new threads
You may not post replies
You may not post attachments
You may not edit your posts

BB code is On
Smilies are On
[IMG] code is On
HTML code is Off

Forum Jump

Similar Threads
Thread Thread Starter Forum Replies Last Post
FS: Discrete Dynamics Class A/B Power Amp modules sachu888 Swap Meet 12 7th February 2019 08:16 AM
discrete op amp modules phase Parts 5 25th August 2016 05:06 PM
discrete opamp modules biovizier Parts 6 2nd June 2005 03:29 PM
discrete opamp modules biovizier Solid State 9 23rd May 2005 06:09 AM


New To Site? Need Help?

All times are GMT. The time now is 06:07 AM.


Search Engine Optimisation provided by DragonByte SEO (Pro) - vBulletin Mods & Addons Copyright © 2019 DragonByte Technologies Ltd.
Resources saved on this page: MySQL 15.00%
vBulletin Optimisation provided by vB Optimise (Pro) - vBulletin Mods & Addons Copyright © 2019 DragonByte Technologies Ltd.
Copyright ©1999-2019 diyAudio
Wiki