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View Full Version : FS: Quad 405 Boards



tubehunter
07-05-2016, 18:42
Hi All

Here are my spare Quad 405 boards in good working condition.

They have the excellent OPA604AP Op-amps installed with decoupling capacitors fitted close the it's pins. The Zenner Diodes have also been upgraded.

All electrolytic capacitors are new, so serviced ready to go.

£50 plus £6.50 postage.

Duncan.

http://i514.photobucket.com/albums/t350/halx00/IMG_8503_zpsriv2gveh.jpg (http://s514.photobucket.com/user/halx00/media/IMG_8503_zpsriv2gveh.jpg.html)
http://i514.photobucket.com/albums/t350/halx00/IMG_8504_zpsbyes5gjg.jpg (http://s514.photobucket.com/user/halx00/media/IMG_8504_zpsbyes5gjg.jpg.html)

Firebottle
07-05-2016, 19:50
That seems a good price Duncan compare with the price I paid many moons ago.

GLWS :cool:

Jimbo
07-05-2016, 19:56
Absolute bargain, wish I had kept my 405.

tubehunter
07-05-2016, 20:07
Sold pending payment







I've gone over to the dark side again with 25 watts of valve class A:eyebrows: