657 Tube Preamp PCB Kit with transformer.
Quantity in Basket:
Shipping Weight: 5.00 pounds
This is the famous tube section used in Granite Audio's
Model #657 Tube CD Player. This tube section made the
Granite Audio #657 Redbook CD player sound even better
an expensive SACD player playing SACD's.
This kit comes with the PCB stuffed with parts and the
transformer. Tubes are not included. This kit uses two
6DJ8 tubes, one for each channel; and one 6X4 rectifier
The parts are all top quality audiophile grade parts.
The large coupling caps are Sprague 715P polypropylene.
The diodes are Schotkey Ultra-Fast Recovery. The 6DJ8
sockets are ceramic. The electrolytics are Panasonic and
Nichicon. The plate resistors are Holco Precision with
leads. Input and output jack solder points are clearly
and labeled, as are the solder points for the transformer
leads. The PCB is top quality glass epoxy with plated
through holes and Made in USA. Kit is furnished with a
PCB 4.5" x 4.3" x 3.1" High including tubes and standoffs.
Transformer 2.2" x 2.4" x 2.7" High
Use this link to view a larger 12" photo.
Use this link to view a Hi-Rez 24" photo.
If you're a small or large OEM and interested in buying
quantities of this kit, please contact me for terms. We
have 60 of these in stock and can make as many more
as you want.