0-10 Amperes DC
Model 280
kilowatt hour scale and ammeter scale
0-100 Millivolts DC
Model 1
0.5-5 Amperes AC
Pattern No. 11
Serial No. 833837
3-15 Volts AC
Pattern No. 11
0-130 Volts AC, 25-125 cycles/sec
Model 155
0-3 Amperes AC
Model No. 155
Phasemeter 0-180 degrees
Model 100A
volt-amp-ohm meter with DB Scale
Model 900 A
0- 500 Amperes DC
Model No. 1
0-100 Milliamps, 0-30 Volts
Model A, Poly-Ranger
-10 to + 10 Volts
Model 845AB
