| Standard
930i transmission features: |
•
Level and Frequency (20Hz - 5000Hz)
• Noise (Psophometric and 3 Khz Flat Weighted)
• Noise-to-Ground
• Signal-to-Noise Ratio
• Return Loss (2- and 4-wire)
• Frequency Sweep
• Programmable Dual Tone Generator (level,
frequency, cadence)
• Programmable Echo Canceller Disable Tone
• 100/102 Test Line |
| Standard
930i digital features: |
•
2.048 Mbit/s E1 (PCM30/31, CRC4, HDB3/AMI)
• Internal High Stability Clock or Loop
Timed
• Terminate and dual direction drop, insert
or monitor modes
• Real time display and control of A, B,
C, D bits.
• ALaw or uLaw encoding
• Voltage measurement at Protected Monitor
Point
• Full rate and 64kbit BERT measurements
(G.821 and M.2100)
• Generate and detect Alarm and Error conditions
• DS0 Loop back with gain control |
| Standard
930i analogue signaling capabilities: |
-
•
Loop Start (2/4-wire, contact, normal and reverse
battery)
• Ground Start (2/4-wire, contact,
normal and reverse battery)
• E&M Types I-V (Send-M, Send-E)
• Dry (for direct connect with no
supervision)
• Wink Detection and Timing
• Delay and Immediate Dial
• DP, MF, and DTMF addressing.
|
| Standard
930i E1 signaling capabilities: |
•
POTS (off hook line signaling, DTMF register signaling)
• R1 (wink start line signaling, MF register
signaling)
• R2 Simple (R2 baseline protocol)
• R2 ITU (R2 based upon ITU international
recommendation)
• No LSIG (send and receive DTMF with no
line signaling) |
