Part 3 of restoration:
Cabinet restoration
Part 4 of restoration:
Final assembly
Restoration bucket list:
- refoamed woofers
- super tweeters taken apart and cleaned
- new silver plated copper internal wiring
- new high end banana posts
- new crossovers with Jantzen Cross Coil Inductor and Clarity cap capacitors all with 2% tolerance, Resistor - MOX 1% tolerance
- deox potentiometers
- added internal sound dampening
- cabinets sanded,
- front and top sprayed with matt black
- high gloss finish of walnut veneer: 3 layers of high gloss acrylic with 2 more layers of high gloss yacht varnish on top of it.
- back side of speaker re-sprayed brown high gloss
- set of extra castor wheels
Pioneer HPM-150 Restoration - Part 1: Disassembly - audiotweak.net/...
Pioneer HPM-150 Restoration - Part 2: Crossover - audiotweak.net/...
Pioneer HPM-150 after full restoration and upgrade - audiotweak.net/...
Background music:
Chris Zabriskie
Demo music:
Stormchaser by Sean de Burca
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Welcome to the Marten Electric (c) Martin Niec
Vintage audio gear connoisseur, computer enthusiast, time-nut, music lover, vintage games gamer, nerd, tinkerer and shady electronic projects maker
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