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AM8a Instruction Manual
Analog Tip Current*
DC Range:
Loop/Ground Start:
Noise (Analog or Selected PCM Channel)
Range:
Filter:
Loop/Ground Start:
E & M:
PCM1/PCM2:
Tone (Analog or Selected PCM Channel)
Range:
Loop/Ground Start:
E & M:
PCM1/PCM2:
NOTE: *Protection circuits assume a source impedance >300Ω to limit current.
NOTE: DO NOT MEASURE LOW SOURCE IMPEDANCE VOLTAGES. Protection
circuits will be damaged.
NOTE:
1
Common mode AC plus DC voltage < 100V peak.
NOTE:
2
Common mode AC plus DC voltage < 10V peak.
NOTE:
3
Event details display of ringing is 0 to 130Vrms ±3%, ±1 Vrms(±0.7Vrms
w/cm1,2 0°C - 50°C).
Analog Bipolar Amplitude on PCM1/PCM2
Range:
Types:
NOTE:
4
Measurements are displayed as peak voltage at the DSX point. VdBdsx =
20 log(Vpeak/3)
0037-S08.L_48
(18-0037)
5 to 120mA ±2%, ±1mA (72Vdc MAX)
1
Tip current
50 to 90 dBrn ±2dBrn
CMSG or Flat
(Analog signals are also filtered 300 to 3300Hz flat
by codec )
Tip–Ring
Tip–Ring, Tip 1–Ring 1
Tx, Rx (selected channel)
–40 to +2 dBm ±1 dBm (300 to 3300 Hz)
Tip–Ring
Tip–Ring, Tip 1–Ring 1
Tx, Rx
(selected channel)
4
–16 to +3 dBdsx ±1dBdsx (Rx only)
Emulation (Line), DSX monitor
8-7
Technical Specifications
February 10, 2000
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