IBM B50 Printer User Manual


 
Power Supply
250 watts
Operating Voltage
100 to 127V ac; 50 to 60 Hz
200 to 240V ac; 50 to 60 Hz
Heat Output (Maximum)
Operating 478 BTUs per hour
Acoustics
Average sound-pressure levels:
At operator position:
Operating n/a
Idle n/a
At bystander position (1 meter)
Operating 35 dBA
Idle 30 dBA
Declared (upper limit) sound power levels:
Operating 5.2 Bels
Idle 4.7 Bels
Chapter 1. Reference Information 1-5