The "Engineer's Amplifier"

SKU: PM-100

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Sub-assemblies in stock. Estimated to ship 1 to 2 weeks or less.
Quantity Discounts
10~24 pcs 5% off
25~99 pcs 10% off
100~499 pcs 15% off
500+ pcs 20% off
Orders over 25 pcs may take longer. Please contact us for scheduling and dates.


Power and audio output transformers for Pete Millett's "Engineer's Amplifier".

The "Engineer's Amplifier"
>A distortion canceling push-pull amp using cheap TV tubes designed by Pete Millett. For more information, schematics and circuit boards see Pete Millett's DIY Audio pages on the "Engineer's Amplifier". Circuit boards for this project can be found on Pete Millett's ebay store.

Power Transformer
The XPWR139 power transformer was specially designed and built for this amplifier. It is a 120V/240V, 50/60Hz. or 220V, 50/60Hz. line to 560V and 100V (280-50-0-50-280) at 200mA center tapped and 6.3V (3.15-0-3.15) at 6A center tapped.

Audio Output Transformers
There are two CXPP25-MS-8K, 25W, push-pull tube output transformer for 8K Ohms to 4, 8 or 16 Ohms.

Magnet Wire
All units are wound with the finest virgin copper magnet wire. All windings use heavy insulated wire to provide excellent manufacturing yield, lower customer cost and superior life.

The Core
EDCOR uses the finest M6 line grain oriented steel cores. Each unit is hand stacked to assure at least 92% stack.

The Bobbin
Injection molded Nylon 6/6 with the addition of 30%-35% glass fibers. The addition of glass fibers allows a higher heat deflection temperature and it brings the material to a class HB UL temperature classification.

The terminations are UL1015 color coded lead wire.

These transformers comes with steel end bells for mounting with the use of screws. See dimensional drawings on product pages.

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