Baird Atomic Model 135 Scaler (ca. 1961 - 1965)
|The Model 135 scaler
was manufactured by Baird-Atomic, Inc., of
The Baird Atomic Model 135 could either count for a preset time or measure the time required to obtain a preset count.
When a glow transfer tube is viewed from the end, a dot of light can be seen moving in a circular path. The dot actually moves through ten discrete positions when making a complete circuit. Each position is numbered (0 to 9) on the outer edge of the tube, much like the hours on a clock. As such, the count is indicated by the position of the dot of light.
Size: 18" x 19.25" x 9.75"
Range: 0 -100,000 counts
Time: 0 - 10,000 seconds
High Voltage: 0 - 2,500 volts
January 1962 p. 79;
1952, p. 85.
Copyright 1999, Oak Ridge Associated Universities