Halo by Parasound A21 New! Class A/AB Amplifier

New factory sealed box. Bought 2 to run as mono blocks. Now don't have room for second amp.
Full price purchase means "Seller" will cover Shipping to contiguous United States (lower 48)
Serious inquiries only. Don't bother with a low ball offer. Listing has been changed to Paypal only. No checks to eliminate those contacting me with 419 scams. Those interested should follow the Audiogon format and select "Buy Now". Questions will only be answered via email through Audiogon and phone conversations.
Those that are real members will understand.
Add 3% for Paypal.
Continuous power output:
250 watts RMS x 2, 20 Hz - 20 kHz, 8 Ω, all channels driven
400 watts RMS x 2, 20 Hz - 20 kHz, 4 Ω, all channels driven
750 watts RMS x 1, 20 Hz - 20 kHz, 8 Ω
Circuitry designed by legendary John Curl
THX Ultra2 certified
High bias Class A/AB operation
Balanced inputs with discrete circuits and XLR connectors
Direct Coupled - no capacitors or inductors in signal path
Complementary MOSFET driver stage and JFET input stage
16 beta-matched 15 amp, 60 MHz bipolar output transistors
1.2 kVA encapsulated toroid power transformer with independent
secondary windings for each channel
100,000 µF power supply filter capacitance
DC Servo and relay protection circuits
AC present, channel status, high temperature indicators
Heavy-duty 24k gold-plated 5-way speaker terminals
Gold-plated RCA input jacks; ground lift switch
Auto turn-on by 12v trigger or audio signal, 12v trigger out
4u Chassis, carry handles, rack mounting adapter included