Group buy: AF4 Board - diyAudio
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Group buy: AF4 Board

Contents


[top]Status

Collecting interest

[top]Background

Same AF-4 board as a few years back

[top]The organizer

BobEllis

[top]The Offer

AF-4 Boards designed by Jens Rasmussen.

[top]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

[top]Prices


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

[top]Exchange rates

[top]Details and Instructions

I will send a filter design spreadsheet to all purchasers.

[top]Documention

[top]The Deal

[top]The time line



Time line
NowSign up
Nov 15Order the pcb's
Dec 30Deliver the pcb's
dateThe deal is closed and all boards are gone.

[top]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.

[top]Shipping



I will post shipping rates shortly
You can rather safely choose "regular mail" to most places in the world.
Shipping rates
No. pcb'sWeight grUSAEuropeThe world
173122226
2131244455
3189244455
4247244455
5305367585
6363367585
7421367585
8479367585
953744140170
1059544140170



[top]The ordering and payment procedure


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

[top]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.

The order list
UserCountryGot email addr.AF-4 BoardPSU2.2 boardAmountInvoicePaidShippedReceivedN otes
sandbasserUSANo44AmountYYMMDDYYMMDDYYMMDDYYMMDD--
MflyNetherlandsNo80AmountYYMMDDYYMM DDYYMMDDYYMMDD--
Coolfox007UKNo62AmountYYMMDD| YYMMDDYYMMDD--
JoschlGermanyNo64AmountYYMMDDYYMMDDYYMMDDYYMMDD--
UserCountryNoProduct AProduct BAmountYYMMDDYYMMDDYYMMDDYYMMDD--
UserCountryNoProduct AProduct BAmountYYMMDDYYMMDDYYMMDDYYMMDD--
UserCountryNoProduct AProduct BAmountYYMMDDYYMMDDYYMMDDYYMMDD--


Created by BobEllis, 12th October 2011 at 03:00 PM
Last edited by Joschl, 21st October 2011 at 10:57 AM
Last comment by jbanneck on 14th June 2012 at 10:45 PM
7 Comments, 2,010 Views
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