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C connectors are medium size and weatherproof. Coupling is two-stud bayonet lock. C connectors provide constant 50 Ω impedance. They may be used with 75 Ω cable, at lower frequencies (below fg300 MHz) where no serious mismatch is introduced.
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Two-stud bayonet lock allows quick & easy coupling.. |
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Instrumentation |
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Cable Assemblies |
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Components |
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MIL Aerospace |
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Airframe |
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Test & Measurement |
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| Impedance |
50 Ω constant |
| Frequency range |
0-11 GHz, 1500 V typ.
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Voltage rating
1500 x 707 (1060 rms) |
1500 volts peak, std.
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| Dielectric Withstanding |
3000 volts RMS
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Voltage
VSWR |
1500 volt type:
1.35 max. to 11 GHz max. 2 Amps current @ 100 MHz @ 1500 volts peak
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| Mating |
2-stud Bayonet lock |
Cable affixment
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Braid Clamp |
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| Contacts |
Male: Brass
Female and Outer beryllium copper.
Silver plated except M39012 gold |
| Other metal parts |
Brass:
ASTROplate® finish except M39012 silver
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| Insulators |
TFE, glass-TFE
(hermetically sealed) |
| Weather proof gaskets |
Silicone rubber |
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| Temperature Range |
- 65°C to +165°C |
| Weatherproof |
Except as noted, all C series connectors are weatherproof |
| Hermetic Seals |
Pass helium leak test of 2 x 10-8
c/sec |
| Pressurized |
Compression seal |
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MIL-C-39012 &
MIL-A-55339
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Where applicable |
Note: These characteristics are typical but may not apply to
all connectors.
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