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Kenwood KA-7100

Kenwood KA-7100 Integrated Amplifier Complete Overhaul and Restoration

The Kenwood KA-7100 integrated amplifier @60wpc RMS is loaded with features and vintage metal good looks. Plenty of specs and details can be found online including brochures, user manuals, and service documentation.


    This KA-7100 has been completely overhauled and restored using carefully selected parts to it's original factory specifications with modern updates where needed.

    • Serviced to factory spec to within 2.0mv accuracy; ~20.0 mv bias voltage and ~2.0 mv DC offset.
    • ALL electrolytic capacitors were replaced using select audio grade Nichicon, Panasonic and WIMA parts
    • Power supply filter capacitors upgraded to 4 x 10,000uf for a %39 increase in power filtering capacity.
    • Original power output transistors were cleaned and re-seated with Bergquist SIL PAD thermally conductive insulators.
    • New speaker relay by OMRON and new Bourns/Piher adjustment trimmers.
    • Heat stressed parts (rectifiers, diodes, resistors) were upgraded using modern equivalents with better specs and tolerances (parts by Vishay, On-Semi).
    • Faulty or known suspect noisy small signal transistors replaced with modern On-Semi equivalents.
    • Speaker A output connectors replaced with modern 5 way binding posts by Mueller for easy bananna plug compatible speaker cables.
    • Cornell Dublier Quencharc Arc Suppressor installed on power switch to preserve switch longevity.
    • AC line safety caps upgraded with parts (Vishay, Murata) complying to IEC 60384-14 X1/Y2 safety standards and providing better EMI / RFI suppression and filtering.
    • Cleaned & polished faceplate, knobs, lubricated switches, removed glue and debris, de-flux washed all circuit boards.

    I’m a Return and Refund policy. I’m a great place to let your customers know what to do in case they are dissatisfied with their purchase. Having a straightforward refund or exchange policy is a great way to build trust and reassure your customers that they can buy with confidence.

    I'm a shipping policy. I'm a great place to add more information about your shipping methods, packaging and cost. Providing straightforward information about your shipping policy is a great way to build trust and reassure your customers that they can buy from you with confidence.
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