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NTAG26 XMFR card Page 413 of 544
Option 11C and 11C Mini Technical Reference Guide
The XMFR receiver specifications conform to the following:
• TR-NPL-000258, Compatibility Information for F.G.D. switched access
service, Bell Communication Research Technical Reference, Issue 1.0,
October 1985.
• TR-NPL-000275, Notes on the BOC Intra-LATA Networks, Bell
Communication Research Technical Reference, Chapter 6, 1986.
Physical specifications
The physical specifications required by the NTAG26 XMFR circuit card are
shown in Table 132:
Tolerate Intermodulation: Must tolerate @A-B and @B-A modulation products
with a power sum
28 dB below each frequency component level of the
signals.
KP:
KP activation
The receiver must not respond to signals prior to KP.
Remain unlocked until ST, STP, ST2P or ST3P is
received.
Multiple KP’s After the initial KP, subsequent KP’s are ignored
while in unlocked mode.
Excessive Components: If more than two valid frequencies are detected, no
digit is reported to the SL-1 CPU.
Table 132
Physical specifications
Dimensions Height: 12.5 in. (320 mm)
Depth: 10.0 in. (255 mm)
Thickness: 7/8 in. (22.25 mm)
Faceplate LED Lit when the circuit card is disabled
Power requirements 1.1 Amps typical
Environmental considerations Meets the environment of Meridian 1 systems
Table 131
XMFR receiver specifications (Part 3 of 3)