S-Range Scaler-Timer
Product Code : EL-AS-10808
Quick Answer: S-Range Scaler-Timer is a general purpose scaler-timer for radioactivity counting with Geiger-Muller tubes and for millisecond digital timing, with a six-digit 24 mm bright L.E.D. display.
Last updated: October 2026
Key Features
- Radioactivity mode with adjustable 300 to 500 V E.H.T. supply for G.M. tubes via BNC socket
- Timing mode reads in seconds from 0 up to 999.999 s in ms increments
- Manual, light gate, mechanical or triggered start/stop timing
- Six-digit 24 mm bright L.E.D. display, with most significant figure blanking in radioactivity mode
- Loudspeaker sockets for an audible indication of count rate
- 2 V and 6 V a.c. at 0.5 A front panel supplies for optical switch light sources
Technical Specifications
| Specification | Value |
|---|---|
| Display | Six-digit 24 mm bright L.E.D. |
| Timing range | 0 to 999.999 s, ms increments |
| Timing oscillator | 1000 Hz (1 ms period) ±0.5%, typically ±0.2% |
| Radioactivity input | GM tube via BNC socket, integral 300-500 V supply |
| Timing inputs | Manual, light gate, mechanical or triggered |
| Auxiliary supplies | 2 V and 6 V a.c. at 0.5 A |
| Mains supply | 100-120 V or 220-240 V, 50-60 Hz |
| Power consumption | 8 W |
| Dimensions | (W) 380 mm x (D) 140 mm x (H) 165 mm |
About This Product
The unit works as a radioactivity counter with Geiger-Muller tubes, supplying an adjustable E.H.T. voltage, and as a millisecond timer started and stopped manually, by light operated or mechanical switches, or by triggered timing. Its 24 mm display suits individual use or class demonstrations. The S-Range Scaler-Timer is available for supply within India and for export to Vietnam, Solomon Islands, Luxembourg, Maldives, Iran and Eritrea.
Frequently Asked Questions
Q1. What timing range does it cover?
In timing mode the display reads in seconds from 0 up to 999.999 s, in millisecond increments.
Q2. Can it give an audible count?
Yes. Loudspeaker sockets are provided for an audible indication of count rate.
Related: Atomic Structure, Geiger-Muller Tube, Radioactive Source Protactinium Generator.
For a quotation on the S-Range Scaler-Timer, contact School Equipments India.
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