AdcomGFA-555 mkIIusedAdcom GFA-555 mkIIRated Power Output200 watts per channel into 8 Ω from 20 - 20,000 Hz at less than 0.04% THD, both channels driven.325 watts per channel into 4 Ω from 20 - 20,000 Hz at less than 0.04% THD, both cha...0.00

Adcom GFA-555 mkII [Template]

Listing ID: lis9f6ie Classified 
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Condition
8/10
Payment methodsContact seller
Ships fromWestmont , IL, 60559
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Agon miniAverage Research Pricing

Rated Power Output

200 watts per channel into 8 Ω from 20 - 20,000 Hz at less than 0.04% THD, both channels driven.

325 watts per channel into 4 Ω from 20 - 20,000 Hz at less than 0.04% THD, both channels driven (requires fan option to do this for any length of time).

600 watts into 8 Ω from 20 - 20,000 Hz at less than 0.04% THD, bridged mono (requires fan option to do this for any length of time).

850 watts into 4 Ω from 20 - 20,000 Hz at less than 0.09% THD, bridged mono (requires fan option to do this for any length of time).

 

Dynamic Headroom

2.5 dB at 4 Ω.

 

Power Bandwidth

1.7 - 100,000 Hz at - 3 dB.

 

Frequency Response

10 - 20,000 Hz +0, -0.25 dB at 1 W RMS into 8 Ω.

 

Damping Factor

Not less than 800 from 20 - 20,000 Hz into 8 Ω.

 

Noise

Not less than -110dB down from 200 watts into 8 Ω, A-weighted.

 

Power Input

120 VAC 50-60 Hz.

72 VA idle.

1,500 VA maximum.

675 VA at 200 W into 8 Ω.

I measure 37.5 watts at idle, cold.

60 watts at idle, warm (0.73A).

92 Watts (1.09A) when delivering 1 watt per channel into 8 Ω.

845 watts when delivering 265 watts per channel into 8 Ω.

It draws zeropower when turned off because it has a real power switch. It's not like modern equipment that never really turns off and consumes power and remains a fire hazard any time its plugged in. The GFA-555 II is completely disconnected when switched off.

 

Size

Chassis: 6-3/4 x 17 x 12-3/16 inches (172 x 432 x 310 mm) HWD.

Overall: 7-1/4 x 17 x 12-3/16 inches (185 x 432 x 310 mm) HWD.

 

Weight

35 pounds (16 kg).

39 pounds (18 kg), packed.

 

Quality

Made in USA.

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Return Window

Item can be returned within 7 days of receipt.

General Terms

Items must be returned in their original condition, with all included packing materials and no signs of use. Buyer assumes responsibility for all shipping return costs unless the item was not received as described.

Refunds

Buyer will receive a full refund in the original payment method less any shipping charges.

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