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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. During which the final set
up and adjustments were made.
Date
…./…./….
Model
ST60 Mark III
Amp Serial Number
……….
Customer
……………………………
Check amplifier finish
……….
Internal wiring check
……….
Check Triode mode
……….
Run min 6 hour test
……….
Check inputs & tape monitor
……….
Output Valve Bias level
……….
Sound Quality
……….
Valve Microphony
……….
Valve Seating
……….
Hum level left/right
........
mv
…....
mv
RF Test
……….
Power out 1 kHz 8ohms
...……L….…R
Channel Balance=
……….
LED brightness
……….
Serial No sticker and recorded
……….
Mains voltage
110 / 230-240V
IEC Mains Fuse
3.0 A
…………
Mains plug fuse (UK only)
5A……………
HT (int) Spare 2 x 500ma T Fuses
inc………..
Remote Control Function
……….
Sales invoice
……….
Bottom label
……….
Credit card receipt
.………
Customer survey form
.………
Bias meter
……….
Remote (send/receive)
……….
Remote (in box)
……….
Transformer Protection
……….
Upgrades:
HT delay fitted
…N A
Capacitors
…Y / N
Power supply
……………….
Output valves
……....……….
1
st
Stage driver
……………….
2
nd
Stage driver
……………….
Mains lead
……….
Interconnects
……….
Signed off by
……………………….
Notes:
