EICO RTMA Resistance Box Model 1100

Manufacturer: EICO

Model Number: 1100

Serial #: 32100

Equipment Description: RTMA Resistance Box

Label Write-up:
This determines the value of resistors by substitution. Resistance range of 15 ohms to 10 megohms in decade multiples of 15, 22, 38, 47, 68 and 100 ohms.

Dates Produced: 1957

Original Price: $6

The museum's inventory number: MRT-540

Located at Museum in: Class Room