TS30 - TELEPHONE TEST SET W/ANGLED BED OF NAILS CLIPS 30800009

Return Loss               >14 dB (ref 600 Ω)

Line Current Range              15 mA to 120 mA

Resistance to Continuous Current (Talk Mode)                  275 Ω typical at 20 mA

Monitor Mode Impedance               >120 000 Ω 300 Hz to 3400 Hz

Pulsing Rate                             10 pps pps

Open/Close Ratio                   60/40

Interdigit Interval                  800 ms % 10%

Resistance During Pulse Open                > 200 000 Ω

Protection Against Alternating Current Overvoltage

The TS30 survives up to 250 Vrms across its test leads.

Peak Acoustic Output of the Receiver                     <120 dBspl

DTMF Output Tone Frequencies Tone Frequency Error                 per ITUT Q.23 ±1.5% Maximum

High Group Low Group               4 dBm (into 600 Ω) 6 dBm (into 600 Ω)

High vs Low Tone Difference          2dB +1db