| Telephone Line Simulation |
Single or two telephone operation |
| DC Line Voltage |
52V ± 15%, 1.5k ohms. source impedance |
| Auxiliary Line Voltage |
5 to 7 VAC, 60 Hz to operate light in telephone |
| Polarity Test Switch |
Reverses telephone line polarity with momentary switch |
| Single/Aux (Two-Line) Switch |
Permits testing two-line telephones |
| Voice/Dial Level Indicator |
Iluminates for levels greater than 0.1V |
| Ring Source |
Frequency: 20Hz, Accuracy: ±1%
Voltage (2 select level): Low - 45Vrms ± 5%, Normal - 100Vrms ± 5% |
| Cord Tests |
Tests both telephone line and handset 2-wire and 4-wire modular cords for shorts or continuity |
| Reset |
Sets display to "0" and removes dial tone when activated shuts off ring signal when activated |
| Operating Temperature |
32° to 113°F (0° to 45°C) |
| Power |
100/120/220/240 VAC ± 10%, 50/60 Hz, 25W |
| Dimensions (HxWxD) |
3.7x9.6x11.0" (95x245x280 mm) including handle at rest position |