AM8a Instruction Manual (18-0037) Technical Specifications
0037-S08.L_48 February 10, 2000
8-7
Analog Tip Current*
DC Range: 5 to 120mA ±2%, ±1mA (72Vdc MAX)
Loop/Ground Start: Tip current
1
Noise (Analog or Selected PCM Channel)
Range: 50 to 90 dBrn ±2dBrn
Filter: CMSG or Flat
(Analog signals are also filtered 300 to 3300Hz flat
by codec )
Loop/Ground Start: Tip–Ring
E & M: Tip–Ring, Tip 1–Ring 1
PCM1/PCM2: Tx, Rx (selected channel)
Tone (Analog or Selected PCM Channel)
Range: –40 to +2 dBm ±1 dBm (300 to 3300 Hz)
Loop/Ground Start: Tip–Ring
E & M: Tip–Ring, Tip 1–Ring 1
PCM1/PCM2: Tx, Rx (selected channel)
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
4
Range: –16 to +3 dBdsx ±1dBdsx (Rx only)
Types: Emulation (Line), DSX monitor
NOTE:
4
Measurements are displayed as peak voltage at the DSX point. VdBdsx =
20 log(Vpeak/3)
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