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Arthur Loesch 1201B+ Power Supply

1201B+ Mono Power Supply
 
Based on a design originally developed for military and laboratory test equipment, the 1201B+ Power Supply is a separate tube regulated unit that's been updated and optimized for the 1.1 Phono Stage and 1.1 Control Preamplifier.
 
Features include:
  • Custom made, universal AC mains transformer for 120V or 240V worldwide operation (user switchable)
  • Tube rectification for slow turn-on
  • Complete protection via three front-mounted, fast-acting, circuit breakers.
    There is one breaker on each of the hot and neutral primary lines to protect the transformer, plus one on the center tap to protect the circuit. There's no longer any need to search for fuses when there's a problem or to disassemble your system to replace them. Plus, they sound better!
  • User adjustable B+ output from 250 - 300 Volts DC
  • Highly regulated 6.3 Volt filament supply, accurate to within 1/2 of 1%
  • Illuminated DC Voltmeter
  • "Cost no object" parts including Vishay-Dale Mil-Spec resistors and Solen polypropylene film capacitors throughout the B+ section
  • Soundcare® SuperSpikesTM for increased protection from airborne and mechanical feedback
  • Furutech FI-10(G) IEC AC inlet
A high quality, fully-shielded, 6' (1.8 meter) 14 AWG detachable Quail AC line cord is supplied with every unit. This can be upgraded to the Tempo Electric CS Power Cord. The CS (for Common Sense) is a hand-made AC line cord fabricated from 12 AWG, Teflon® insulated, fully-shielded, silver-plated copper wire. Available in any length, both ends are terminated with WattGate Audio Grade power connectors.
 
Although set for lowest ground potential prior to shipping, if required, AC phase can be reversed by switching the hot and neutral lines inside the chassis. Even if reversed, the power supply is always protected by independent circuit breakers on both sides. The convenience of front access, "push-to-reset" breakers eliminates the bother of fumbling with miniature fuses in hard to reach locations.
 
The 1201B+ Power Supply is included in the price of all preamplifiers. While one supply is sufficient to power both channels of any Arthur Loesch Preamplifier, a pair (one for each channel) will provide increased dynamics and greater bass response for the ultimate in listening pleasure.
 
 
1201B+ Mono Power Supply
 

1201B+ Power SupplySpecifications
AC Mains Input120V @ 60Hz or 240V @ 50Hz, user switchable
On request, the power supply can be wired for 100V, 110V, or 220V at no extra charge.
Regulated DC Output
  • 250V - 300V B+, user adjustable
  • 6.3V Filament Supply
Power ConsumptionSingle Power Supply = 65 Watts @ 0.67 Amps
Dual Power Supplies = 130 Watts @ 1.34 Amps
Tube Complement
(NOS USA, UK, or New Sovtek 5V4 supplied)
5V4 Rectifier
6FW5 Output
6AN8A Amplifier
12AT7 Amplifier
5651 Regulator
Dimensions (Single Unit)8.37" Wide x 16.0" Deep x 6.25" High, including feet,
(213 mm Wide x 406 mm Deep x 160 mm High)
Net Weight (Single Unit)23 lbs. (10.4 kg)
Shipping Weight (Single Unit)29 lbs. (13.2 kg)

All features and specifications are subject to change withoout notice.
 
 
1201B+ Mono Power Supply

 

Tempo Electric LLC
PO Box 770
Saratoga Springs, NY 12866-0770
USA
(518) 542-7004

The best time to reach us by telephone is 10AM-6PM, US Eastern Time.
If you reach our voicemail, please leave a message with the best time to return your call.
You can always contact us by eMail, instead. Either way, we will try to reply within 24 hours.