Appendix A
Specifications
DSAM Product Family Specifications
DSAM Product Family Quick-Start Guide Rev. 001
57
Digital Level Measurement
Modulation Types
QPR, QPSK, QAM (DVB/ACTS)
Range
-40 to +50 dBmV (typical)
Resolution
0.1 dB
Accuracy
± 2.0 dB typical at 25° C (77° F)
Two-way Ranging Test
DOCSIS® Based
DOCSIS® 1.0, 1.1, 2.0, and 3.0
Upstream Transmit Range and
Diplexer Crossover (DOCSIS®
modes only)
5 to 42 MHz 42/88 MHz (min. down-
stream DOCSIS® center freq. 91 MHz)
5 to 65 MHz 65/96 MHz (min. down-
stream DOCSIS® center freq. 100
MHz)
5 to 85 MHz 85/111 MHz (min. down-
stream DOCSIS® center freq. 111
MHz)
Upstream Modulation
QPSK, 16 QAM, 32 QAM, and 64 QAM
as instructed by CMTS
Transmitter Output
At 25° C (77° F) maximum, +52 dBmV
with 64 QAM, +55 dBmV with 16 QAM,
and +58 dBmV with QPSK (typical for a
single transmit channel)
Table 8
Product Specifications (Continued)
Item
Description
Summary of Contents for DSAM-2600B
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