Sunfire TGA-7400
Listed · 48 Views
Time Left: 28 Days
Ending: 10/17 at 03:54 PM ET
New Retail Price:$44,490.00
$1,999.00
Condition | |
Payment methods | |
Ships from | Fredericksburg, VA, 22407 |
Ships to | United States |
Package dimensions | unspecified |
Shipping carrier | UPS |
Shipping cost | Free |
Original accessories | Box, Manual |
Average | Research Pricing |
This is a used, very well-cared-for, one owner Sunfire Theater Grand Amplifier 7400 (TGA7400). It is cosmetically in excellent condition. The 8 rating is due to its age. No scratches or dings at all. This is a monster 7-channel, 400W per channel power amp, which was never short of power driving a 5-channel home theater and Zone 2 with 5 sets of impedance matched speakers. It includes RCA and XLR balanced inputs and both voltage-source and current-source outputs for the front left and front right speakers. It also has auto-on signal sensing as well as 12 VDC triggers.
The TGA-7400 can produce 400W RMS per channel into 8 ohms, and 800W RMS per channel into 4 ohms. The big breakthrough is the uncanny tracking
downconverter, which uses 18 Herculean Mosfets. This allows the amplifier to produce phenomenal power output without the heat generated by conventional designs. A great product by Bob Carver.
The circuit boards are heavy glass epoxy, double sided, with Faraday shield on the back side. All resistors in the signal path are 1% tolerance, metal film. Critical
capacitors are film devices with high dielectric strength and ultra-low absorption characteristics. An enormous power source built around a massive power transformer provides the ultimate muscle for limitless dynamics.
Includes 2 kinds of outputs for the front left and front right channels: 1) a standard voltage-source, and 2) a higher impedance current source, which many prefer for electrostatic, planar magnetic or ribbon speakers. Used on my Martin Logan Electrostats. Or you can bi-wire your system with the voltage source driving the woofers and the current source driving the upper part of the system which is what I do.
I am the original owner. Original shipping box, power cord and manual included. Price includes shipping in the Contiguous United States.
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