Model 4108 & 5513
BNC 50 Ohm Attenuator & Kit
ATTENUATION & VSWR TOLERANCES
ALL MODELS
VSWR
1.1 to 1GHz
1.2 to 2GHz
1.35 to 4GHz
ATTENUATION
TOLERANCES
±0.4dB to 1GHz
±0.45dB to 2GHz
±0.65dB to 4GHz
MODEL NUMBER
4108-3dB
4108-6dB
4108-10dB
4108-14dB
4108-20dB
*ATTENUATION
3dB
6dB
10dB
14dB
20dB
Features
Used to attenuate signals in coaxial lines
Materials
Body and Fittings:
Brass per QQ-B-626, Alloy
360, ½ Hard
Center Contact:
Male
– Brass per QQ-B-626, Alloy 360, ½ Hard
Female
– Beryllium Copper per QQ-C-530,
Cond. HT
Outer Contact:
Beryllium Copper per QQ-C-
530, Cond. HT
Dielectric:
PTFE per ASTMD1457
Gaskets:
Silicone rubber per ZZ-R-765, Class
11, Grade 50
Resistor:
2W, Metal film attenuator
Finish:
Body and Fittings
– Tarnish Resistant
Center Contact
– Gold plated per MIL-C-39012
Outer Contact
– Tarnish Resistant
Marking:
Body
– “POMONA 4108-*”
Ratings
Nominal Impedance: 50 Ohm
Power: 2 Watt @ 70°C; derated linearly to
.6 watts @ 150°C
Resistor Tolerance: ± 2.5% @ 25°C
Operating Temperature: -55°C to +102°C
Ordering Information
Model:
4108-XXdB
(XX –
see table for available
attenuations)
Model:
5513
Kit contains 1 of each model
Sales: 800-490-2361
Technical Support:
technicalsupport@pomonatest.com
Fax: 425-446-5844
Europe:
31-(0) 40 2675 150
International:
425-446-5500
Where to Buy:
www.pomonaelectronics.com
USA:
All dimensions are in inches. Tolerances (except noted): .xx = ±.02” (,51 mm),
.xxx = ± .005” (,127 mm). All specifications are to the latest revisions.
Specifications are subject to change without notice. Registered trademarks are
the property of their respective companies.
Copyright © 2016
D1094074 & D1094333 Rev. 101
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