Product Highlights

The TS25D telephone tester features data lockout and lockout override, and a large LCD.

• Caller-ID and Call Waiting Caller-ID
• Amplified speakers for hands-free monitoring
• Data lockout and data lockout override
• Tone generator for wire identification
• Talk battery to power voice conversation on dry (non-powered) lines
• Easy to read oversized liquid crystal display

TS®25D Test Set Specifications

Electrical

• Return Loss:

  14 dB (referenced to 600 Ω)

• DC Resistance:

  • Off-Hook: 150 Ω nominal

  • On-Hook:

    1 MΩ

• AC Impedance:

  • Off-Hook: 600 Ω nominal; 300 Hz to 3400 Hz

  • On-Hook:

    120 kΩ; 300 Hz to 3400 Hz

• Rotary Dial Output:

  • Pulsing Rate: 10 pulses per second ±1

  • Break/Make Ratio: 60/40

  • Interdigit Interval:

    300 ms

  • Resistance During Break:

    100 kΩ

Features

• Caller ID & Call Waiting Caller ID: Compatible with North American phone systems

• Amplified Speaker: For hands-free monitoring

• Data Lockout & Lockout Override: Ensures safety in talk or monitor mode

• DSL/POTS Filtering Technology: Safely draws dial tone without disrupting DSL service

• Tone Generator: For wire identification with a probe

• Talk Battery: Powers voice conversation on dry (non-powered) lines

• DTMF Digit Grabbing: For detecting DTMF signals

• Row/Column Tones: For single-tone dialing

• High & Low Voltage Lockout: Prevents operation under unsafe voltage conditions

• Continual Data Detection: In monitor mode

• Over Voltage & Over Current Protection: Ensures device safety

• Programmable Phonebook: Stores numbers in non-volatile memory

• Speed Dial: 10 memories, 23 digits each

• Selectable Flash & Pause Duration: Customizable settings

• Battery Level Indicator: Monitors battery status

• Battery Included: Comes with a battery

TS25D test set with 346A plug

TS25D test set with 346A plug