Post Office Box-Plug Type (Constantan and Manganin Coil)
Product Code : EL-LE-11983
Eduscope India is a leading Post Office Box-Plug Type (Constantan and Manganin Coil)
Quick Answer: The Post Office Box-Plug Type is a precision Wheatstone-bridge resistance-measuring instrument in a wood box, available in 3-Ratio and 4-Ratio configurations with Constantan or Manganin coils.
As a scientific lab equipment manufacturer resource for precision resistance measurement, resistance between 0.1 and 1,111,000 ohms can be accurately measured using a DC battery, and it pairs naturally with EduScope India's Meter Bridge / Wheatstone Bridge for laboratories wanting a companion bridge instrument.
Technical Specifications
| Specification | Value |
|---|---|
| 3-Ratio coils | 16 non-inductively wound coils: 1, 2, 2, 5, 10, 20, 20, 50, 100, 200, 200, 500, 1000, 2000, 2000, 5000 Ω; proportional arms 10, 100, 1000 Ω |
| 4-Ratio coils | Same 16 coils; proportional arms 1, 10, 100, 1000 Ω |
| Measurable range | 0.1 Ω to 1,111,000 Ω |
| Constantan coil accuracy | ±0.1% (12mm x 14mm brass block) |
| Manganin coil accuracy | ±0.05% (12mm x 14mm brass block) |
| Enclosure | Superior quality wood box |
Alongside the Meter Bridge or Wheatstone Bridge for laboratories wanting a companion bridge instrument - or see more Laboratory Equipment from EduScope India. Looking for a Post Office Box? Request a Quote today.
