diyAudio

diyAudio (http://www.diyaudio.com/forums/)
-   diyaudio.com Wiki (http://www.diyaudio.com/forums/diyaudio-com-wiki/)
-   -   Group buy: AF4 Board (http://www.diyaudio.com/forums/diyaudio-com-wiki/198390-group-buy-af4-board.html)

BobEllis 12th October 2011 04:00 PM

Group buy: AF4 Board
 

Status

Collecting interest

Background

Same AF-4 board as a few years back

The organizer

BobEllis

The Offer

AF-4 Boards designed by Jens Rasmussen.


Specifications for the offer

Single channel filter board that includes

HP/LP/BP filters 1st to 4th order
Linkwitz transform
Input buffer/Shelving filter
2 Peaking/notch filters
1 first order all pass filter
Output buffer with adjustable attenuation

One board can make a two way filter or a bandpass filter for one channel. Two needed for stereo. Three way requires 2 boards per channel, four way 3 boards per channel.

Requires +/-15V supply

Prices


Pcb $7 each at 100 Pieces total, $6 each at 150
Plus priority mail shipping. and paypal fees


Exchange rates


Details and Instructions

I will send a filter design spreadsheet to all purchasers.

Documention

Coming soon...
Schematic
BOM
PCB layout
Home page for the project
Project thread
Group buy thread


The Deal

The time line



{|border="1" cellpadding="5" cellspacing="0"
|-
|class="tcat" colspan="2" |Time line
|-
|Now||Sign up
|-
|Nov 15||Order the pcb's
|-
|Dec 30||Deliver the pcb's
|-
|date||The deal is closed and all boards are gone.
|-
|}

Payment

I'll appreciate if most people will use Paypal.

If you can't use Paypal for some reason there are other alternatives, please take this in private emails to me.

Shipping



I will post shipping rates shortly
You can rather safely choose "regular mail" to most places in the world.
{| border="1" cellpadding="5" cellspacing="0"
|-
|class="tcat" colspan="5" |Shipping rates
|-
|No. pcb's||Weight gr||USA||Europe ||The world
|-
|1||73||12||22||26
|-
|2||131||24||44||55
|-
|3||189||24||44||55
|-
|4||247||24||44||55
|-
|5||305||36||75||85
|-
|6||363||36||75||85
|-
|7||421||36||75||85
|-
|8||479||36||75||85
|-
|9||537||44||140||170
|-
|10||595||44||140||170
|-
|}




The ordering and payment procedure


{| border="1" cellpadding="5" cellspacing="0"
|-
|class="tcat" colspan="2" |The ordering and payment procedure
|-
|1 ||Decide how many boards you want to order. Write it down on the list.
|-
|2 ||so I'll get your email address. Please also email me your contact info, address, phone number. Mention also if Paypal NOT is OK.
|-
|3 ||
|-
|4 ||You'll pay me.
|-
|5 ||I'll make a note on the list that you have paid.
|-
|6 ||I'll send the goods, write it on the list also.
|-
|7 ||You make a note when you have got the pcb's.
|-
|}


The order list

Sign up and fill in username, country and number of pcb's but let me add with the rest. You must also send me your email address. I'll send you a Paypal invoice as soon as possible. Change only when you have received the stuff. Right now it's only an interest list with NO OBLIGATIONS.

{| border="1" cellpadding="5" cellspacing="0"
|-
|class="tcat" colspan="11" |The order list
|-
|User||Country||Got email addr.||AF-4 Board||PSU2.2 board||Amount||Invoice||Paid||Shipped||Received||N otes
|-
|sandbasser||USA||No||4||4||Amount||YYMMDD||YYMMDD || YYMMDD || YYMMDD ||--
|-
|Mfly||Netherlands||No||8||0||Amount||YYMMDD||YYMM DD|| YYMMDD || YYMMDD ||--
|-
|Coolfox007||UK||No||6||2||Amount||YYMMDD||YYMMDD| | YYMMDD || YYMMDD ||--
|-
|Joschl||Germany||No||6||4||Amount||YYMMDD||YYMMDD || YYMMDD || YYMMDD ||--
|-
|User||Country||No||Product A||Product B||Amount||YYMMDD||YYMMDD|| YYMMDD || YYMMDD ||--
|-
|User||Country||No||Product A||Product B||Amount||YYMMDD||YYMMDD|| YYMMDD || YYMMDD ||--
|-
|User||Country||No||Product A||Product B||Amount||YYMMDD||YYMMDD|| YYMMDD || YYMMDD ||--
|-
|}

coolfox007 12th October 2011 06:18 PM

kind of unclear how to made changes to the list ????
Please sighn me in for 6 (six) pcb
regular post
UK

BobEllis 14th October 2011 12:40 PM

near the top of the page is a tab that says "edit"

avincenty 7th November 2011 02:58 PM

I dont see the edit tab on my screen.

I am interested in 4 AF4 boards.

potepuh 8th November 2011 09:02 PM

Also I can not see the edit on the top:confused:

boring 28th November 2011 07:36 AM

I am interested in 2 boards. Can't edit the list. Thanks!

albertNL 19th December 2011 02:32 PM

Can't find the edit button either. Put me down for 4 boards please!

PSU boards. What would price and details be?

Thanks,

Albert

jbanneck 14th June 2012 11:45 PM

Can't find the EDIT button either.

Please put me down for 4 AF-4 boards and 2 PS boards. Yes I have e-mail.

Thank you,
Jim


All times are GMT. The time now is 10:16 PM.


vBulletin Optimisation provided by vB Optimise (Pro) - vBulletin Mods & Addons Copyright © 2016 DragonByte Technologies Ltd.
Copyright 1999-2016 diyAudio


Content Relevant URLs by vBSEO 3.3.2
Wiki