10-11-97 REV. 5 82907 |
I. DESCRIPTION: |
----------- |
PLENUM COAXIAL CABLE, RG 58A/U TYPE 20 AWG (19 X 32) |
TINNED COPPER CONDUCTOR. FOR IEEE 802.3 10 BASE 2. |
II. ELECTRICAL CHARACTERISTICS: |
-------------------------- |
IMPEDANCE: 50 OHMS +/-2 OHMS |
NOM. INDUCTANCE: .0635 MICRO-H/FT. |
NOM. CAPACITANCE: 25.4 PF/FT |
NOM. VELOCITY OF PROPAGATION: 80% |
NOM. DELAY: 1.27 NS/FT. |
ATTENUATION: |
NOMINAL |
MHZ DB/100 FT. |
1 .43 |
2 .60 |
10 1.30 |
20 1.83 |
50 2.91 |
100 4.18 |
200 6.10 |
400 9.20 |
700 12.9 |
900 15.0 |
1000 16.0 |
NOM. SHIELD DCR @ 20 C: 5.8 OHMS/1000 FT |
NOM. CONDUCTOR DCR @ 20 C: 8.8 OHMS/1000 FT |
MAX. DC LOOP RESISTANCE 15.24 OHMS/1000 FT. |
(50 MILLIOHMS/METER) |
MAX. OPERATING VOLTAGE: 300 V RMS |
III. PHYSICAL CHARACTERISTICS: |
------------------------ |
NOM. WEIGHT/1000 FT.: 23 LBS. |
MIN. BENDING RADIUS: 1.8" |
TEMPERATURE RATING: -0 TO + 75 DEG. C |
TYPE SHIELD AND % COVERAGE: DUOBOND II &93% TC BRAID |
MAX. PULLING TENSION: 45 LBS |
INSULATION MATERIAL: CELLULAR FEP |
DIA. .095" |
JACKET MATERIAL (COLOR): FLAMARREST (R) (NATURAL) |
OUTSIDE DIMENSIONS: .160" NOM. |
FLAME RESISTANCE: UL 910 STEINER TUNNEL |
APPLICABLE SPECIFICATION: UL/NEC CL2P OR CMP |
CEC C(UL) CMP, |
IEEE 802.3 10 BASE 2 |