Mapletree Super Stealth User Manual
Super Stealth
Monobloc Power Amplifier
Special Edition
Users' Manual
Rev. Oct. 24/12
Mapletree Audio Design
R. R. 1, Seeley's Bay, Ontario, Canada, K0H 2N0
info@mapletreeaudio.com
http://www.mapletreeaudio.com
© Copyright Lloyd Peppard 2002-12
Lloyd Peppard
(613) 387-3830
2
Introduction _
The Mapletree Audio Design Super Stealth Special Edition Monobloc Vacuum Tube
Power Amplifier provides 8 W of clean output power within a compact chassis and offers
a number of desirable features:
? ? The exclusive use of high quality new old stock (NOS) or current production tubes
that can be obtained at modest cost from many suppliers.
? ? Class AB Ultra-Linear push-pull beam power tetrodes delivering 8 Watts output
power at low distortion.
? ? Wide frequency response: 20 Hz – 20 kHz –1 dB at full power output.
? ? DC Balance and Bias adjustments for lowest distortion even with unmatched output
tubes.
? ? DC heater power supply for low noise, with switch for 12.6 or 6.3 V driver tubes.
? ? The exclusive use of polypropylene film signal capacitors and Nichicon Muse high
performance electrolytic cathode bypass capacitors.
? ? Cathode type rectifier tube for soft startup, prolonging tube and capacitor lifetime.
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