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Final Inspection - Your Guarantee of Quality
To assure you of optimum performance and reliability, this amplifier has passed our rigorous
final inspection and listening test by the Icon Audio team in Leicester.
Date
Model
Amp Serial Number
Customer
Check amplifier finish
Internal wiring check
Bias meter calibration
Run min 10 hour test
Check input
Output Valve Bias level
Sound Quality
Channel Balance
Valve Microphony
Valve Seating
Hum level
RF Test
LED brightness
Serial No sticker and recorded
Mains voltage
IEC Mains Fuse
Soft Start Fitted
Sales invoice
Signed off by
Notes:
Please note we do not test the standard mains lead or plug fuse.
*See engineers notes at rear
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110-120 / 230-240V
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Bottom label
Credit card receipt
Customer survey form
Bias meter
Transformer Protection
Upgrades:
Output valves
st
1
Stage valve
Capacitor grade (Audio)
Mains lead
Other
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