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DSP-100/2000
Users Manual
8-8
Cable Types Tested
Unshielded twisted pair LAN cables of all categories (UTP category 3, category 4,
and category 5).
Foil-screened twisted pair cables (ScTP): category 3, category 4, and category 5.
Shielded twisted pair cables (STP) (IBM Type 1, 6, and 9; adapter required).
Coaxial cables: Thicknet (10Base5; adapter required), Thinnet (10Base2), RG-58,
RG-58 foam, RG-59, RG-59 foam, RG-8, RG-8A/U, and RG-62.
Test Standards
TIA category 3, 4, and 5, basic link or channel, and TIA TP-PMD.
IEEE 802.3 10Base5, 10Base2, and 10BaseT.
IEEE 802.5 Token Ring 4 Mb/s or 16 Mb/s.
IEEE 100BaseTX, 100BaseT4, IEEE 802.12 (100BaseVG).
ISO Class A, B, C, and D.
ANSI TP-PMD
Time for Autotest
Full 2-way Autotest of category 5 UTP cable in approximately 20 seconds.
Characteristic Impedance
Table 8-3 shows the specifications for the characteristic impedance test.
Table 8-3. Characteristic Impedance Test Specifications
Twisted Pair cable Coax
Range 70 - 180Ω 35 - 100Ω
Accuracy ± (5Ω + 5%Nominal - Measured)± (5Ω + 5%Nominal - Measured)
Anomaly Threshold 15% Reflection 10% Reflection
Resolution 1Ω 1Ω