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

Group Buys Members group buys

Pure Tube i/V for ES9038PRO-9028, 9018, AKM...
Pure Tube i/V for ES9038PRO-9028, 9018, AKM...
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 29th November 2017, 02:41 PM   #1
quanghao is offline quanghao  Viet Nam
diyAudio Member
 
Join Date: Sep 2009
Location: Vietnam
Pure Tube i/V for ES9038PRO-9028, 9018, AKM... Send a message via Yahoo to quanghao Pure Tube i/V for ES9038PRO-9028, 9018, AKM...
Default Pure Tube i/V for ES9038PRO-9028, 9018, AKM...

Hello all friends!

After many years of using ES chips, we have experienced with DAC, ES9018S, ES9038PRO.

We are glad to announce to you that we have succeeded in designing the output for ES9038PRO, undergoing over 15 different designs, we chose the best design to share for you. Yes, you can make yourself a DAC with pure tube output.

I call it: Pure Tube i / V balanced.

Andrea-Quanghao-Morten would like to share our design with you!
Sincerely thank you.

1. Pure tube I/V- Balanced Output
Pure tube I/V PCB
Best design from our 15 design IV.
You can use for:
ES9038 DAC
ES9028...
AKM4497.....
♥ PCB dimension: 19.5 x 19cm
♥ PCB thickness: 1.6mm, double layer,
2oz copper.
♥ Symmetric layout design and signal paths with minimum
parasitic.
♥ Dedicated ground and power rails layout design.

Tube need use :
♥ Input: 2 x 12AU7
♥ Output: 2 x 6DJ8 or E88CC
♥ Cap Output: 4 x 1F
♥ Simple R/IV

price: 45$

Click the image to open in full size.

EX:

And Pure i/V schematic L:

Click the image to open in full size.

And Pure i/V schematic R:

Click the image to open in full size.

And Pure i/V schematic Relay:

Click the image to open in full size.

2. HQ-Hv Supply for Tube IV
Output:
1. Positive voltage:
♥ 100-270VDC.
2. Negative voltage:
♥ 100-270VDC.
♥ Low noise , Low Z-out
♥ Use mosfet

3. Filemant Tube: 6.3VDC
to 12VDC/3A.

price: 35$

And Hq-hv schematic:
Click the image to open in full size.


And schematic Filemant
Click the image to open in full size.



Shipping by transport envelope for all countryll contry: 25$.
Payment by paypal: quanghao168@yahoo.com.vn
Paypal free: 2%.

Last edited by quanghao; 16th January 2018 at 06:42 AM.
  Reply With Quote
Old 30th November 2017, 08:33 AM   #2
adeveza is offline adeveza  United States
diyAudio Member
 
Join Date: Mar 2013
Location: Concord, Ca.
Ok, I guess I am the first one on the list?

Calixto Deveza
Main Board $45.00 with Output Cap 4 x 1uf - $??
Power supply Board $35.00 with 3 Heat Sinks and Connectors - $??
Shipping $25.00
Total $105 + Additional components
  Reply With Quote
Old 30th November 2017, 08:46 AM   #3
quanghao is offline quanghao  Viet Nam
diyAudio Member
 
Join Date: Sep 2009
Location: Vietnam
Pure Tube i/V for ES9038PRO-9028, 9018, AKM... Send a message via Yahoo to quanghao Pure Tube i/V for ES9038PRO-9028, 9018, AKM...
hi!

Please edit your post. not attack my link and image, may be mode close all!
thanks
  Reply With Quote
Old 30th November 2017, 09:29 AM   #4
quanghao is offline quanghao  Viet Nam
diyAudio Member
 
Join Date: Sep 2009
Location: Vietnam
Pure Tube i/V for ES9038PRO-9028, 9018, AKM... Send a message via Yahoo to quanghao Pure Tube i/V for ES9038PRO-9028, 9018, AKM...
HI!


Heat Sinks = 3.95 $ / 1pc = 11.85

And: 1uF/450V Cap output (MUNDORF-76452 1F / 450V, Mcap EVO - Silver / Gold & Oil) In PCX 31.08 $/Pc.

So 4 cap= 124.32 USD

Toltal :116.85 + 124.32= 241.17 USD

if you ok all, today i ship from partsconnexion.com

thanks
Quanghao
  Reply With Quote
Old 30th November 2017, 02:15 PM   #5
adeveza is offline adeveza  United States
diyAudio Member
 
Join Date: Mar 2013
Location: Concord, Ca.
Quote:
Originally Posted by quanghao View Post
HI!


Heat Sinks = 3.95 $ / 1pc = 11.85

And: 1uF/450V Cap output (MUNDORF-76452 1F / 450V, Mcap EVO - Silver / Gold & Oil) In PCX 31.08 $/Pc.

So 4 cap= 124.32 USD

Toltal :116.85 + 124.32= 241.17 USD

if you ok all, today i ship from partsconnexion.com

thanks
Quanghao
Ok, I will pay you paypal, please, what is your email on paypal?

Where do I get those connectors you use?

Alex
  Reply With Quote
Old 30th November 2017, 02:28 PM   #6
quanghao is offline quanghao  Viet Nam
diyAudio Member
 
Join Date: Sep 2009
Location: Vietnam
Pure Tube i/V for ES9038PRO-9028, 9018, AKM... Send a message via Yahoo to quanghao Pure Tube i/V for ES9038PRO-9028, 9018, AKM...
Hi.
Thanks

Last edited by quanghao; 30th November 2017 at 02:44 PM.
  Reply With Quote
Old 30th November 2017, 07:41 PM   #7
goldkenn is offline goldkenn  Hong Kong
diyAudio Member
 
Join Date: May 2005
Location: HK
Pure Tube I/V balanced x 2pcs
HQ-Hv Supply for Tube IV x 2pcs

How much ship to Hong Kong?
  Reply With Quote
Old 1st December 2017, 03:14 AM   #8
quanghao is offline quanghao  Viet Nam
diyAudio Member
 
Join Date: Sep 2009
Location: Vietnam
Pure Tube i/V for ES9038PRO-9028, 9018, AKM... Send a message via Yahoo to quanghao Pure Tube i/V for ES9038PRO-9028, 9018, AKM...
HI!

all keep basic shiip! 25$

thanks
  Reply With Quote
Old 6th December 2017, 07:17 PM   #9
goldkenn is offline goldkenn  Hong Kong
diyAudio Member
 
Join Date: May 2005
Location: HK
So total is US$185, right?
  Reply With Quote
Old 7th December 2017, 01:27 PM   #10
quanghao is offline quanghao  Viet Nam
diyAudio Member
 
Join Date: Sep 2009
Location: Vietnam
Pure Tube i/V for ES9038PRO-9028, 9018, AKM... Send a message via Yahoo to quanghao Pure Tube i/V for ES9038PRO-9028, 9018, AKM...
Quote:
Originally Posted by goldkenn View Post
So total is US$185, right?
yes, thanks!
  Reply With Quote

Reply


Pure Tube i/V for ES9038PRO-9028, 9018, AKM...Hide 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
Introducing the Buffalo III-SE-Pro 9028/9038 Russ White Twisted Pear 813 11th November 2018 06:20 AM
Please help: nOOb building a 9028 DAC museguy Digital Line Level 14 26th November 2017 12:40 AM
DAC ES9038pro op111op Digital Line Level 3 24th July 2017 01:24 PM
Convert hybrid amp to pure tube output? Soldermizer Tubes / Valves 4 31st December 2013 04:39 AM
Eastern Electric Minimax Tube DAC w/ 9018? Kenobi Digital Line Level 12 13th November 2011 11:06 AM


New To Site? Need Help?

All times are GMT. The time now is 12:37 AM.


Search Engine Optimisation provided by DragonByte SEO (Pro) - vBulletin Mods & Addons Copyright © 2018 DragonByte Technologies Ltd.
Resources saved on this page: MySQL 14.29%
vBulletin Optimisation provided by vB Optimise (Pro) - vBulletin Mods & Addons Copyright © 2018 DragonByte Technologies Ltd.
Copyright ©1999-2018 diyAudio
Wiki