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Appendix A
Specifications
DSAM Product Family Specifications
DSAM Product Family Quick-Start Guide Rev. 001
63
Dimensions (without QAM
Ingress option)
12 cm (W) 25 cm (H) 10.8 cm (D)
4.75" (W) 9.75" (H) 4.25" (D) (with
battery)
Dimensions (with QAM Ingress
option)
12 cm (W) 25 cm (H) 12.1 cm (D)
4.75" (W) 9.75" (H) 4.75" (D) (with
battery)
Weight (without QAM Ingress
option)
2 pounds, 10 ounces (1.2kg) (without
battery)
Weight (with QAM Ingress
option)
3 pounds, 0 ounces (1.4kg) (without
battery)
Battery Weight
1 pound, 6 ounces (0.6 kg)
Storage and Operating Tem-
perature Range
-20° to +50°C (-4° to +122°F)
a. Total integrated power, detectable range.
b. Accuracy for analog levels between -20 to +55 dBmV.
Accuracy for digital levels between -20 to +50 dBmV.
Additional uncertainty of ± 1.0 dB from 4 MHz to 15 MHz.
Additional uncertainty of ± 0.5 dB across -20°C to +50°C.
c. 128 QAM not defined for Annex B ITU-T J83.
d. Total integrated power, At 64 QAM.
e. DSAM can support up to (I,J) = (128,5)
interleave for ITU-T J.83.
f. IP address is specified in the DOCSIS® 1.1, 2.0 and 3.0 operations support
system interface (OSSI) specifications.
h. MER Typical defined as identical QAM carriers at +5 dBmV with no adjacent
analog carrier.
i. MER Range declines as input levels decrease. Expected MER Range at MIN
LOCK Level of -15 dBmV is >30 dB MER.
Table 8
Product Specifications (Continued)
Item
Description
Содержание Wavetek DSAM-3500B
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