The test set comes with 4 mm banana leads that have extra-large alligator clips and test probes. It features a backlit LCD and a glow-in-the-dark keypad.
The test set comes with 4 mm banana leads that have extra-large alligator clips and test probes. It features a backlit LCD and a glow-in-the-dark keypad.
Features
Test Functions
| Electrical | |
| Current Range (Off-Hook) | 10 mA to 100 mA |
| DC Resistance | |
| Off-Hook | 600 Ωnominal; 300 Hz to 3400 Hz |
| On-Hook | >3 M Ω |
| AC Impedance | |
| Off-Hook | |
| On-Hook | >120 kΩ 300 Hz to 3400 Hz |
| Rotary Dial Output | |
| Pulsing Rate | 10 pps ±1 pps |
| Break/Make Ratio | 60/40 |
| Interdigit Interval | >300 ms |
| Resistance During Break | >100 kΩ |
| DTMF Output | |
| Tone Frequency Error | ±1.5% maximum |
| Tone Level | -3 dBm combined (typical) |
| High Versus Low Tone Difference | 2dB ± 2 dB |
| Electrical | |
| Current Range (Off-Hook) | 10 mA to 100 mA |
| DC Resistance | |
| Off-Hook | 600 Ωnominal; 300 Hz to 3400 Hz |
| On-Hook | >3 M Ω |
| AC Impedance | |
| Off-Hook | |
| On-Hook | >120 kΩ 300 Hz to 3400 Hz |
| Rotary Dial Output | |
| Pulsing Rate | 10 pps ±1 pps |
| Break/Make Ratio | 60/40 |
| Interdigit Interval | >300 ms |
| Resistance During Break | >100 kΩ |
| DTMF Output | |
| Tone Frequency Error | ±1.5% maximum |
| Tone Level | -3 dBm combined (typical) |
| High Versus Low Tone Difference | 2dB ± 2 dB |
