4 1/2" EIA to RL98 cutback A adapter product photo Front View L
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4 1/2" EIA to RL98 cutback A adapter

B25971

SPINNER adapters offer outstanding electrical and mechanical properties

Adapters are used to connect transmission lines with different interface sizes (so-called inter-type or between-lines adapter) or within one size but different interface genders (so-called within-type or in-line adapter).

SPINNER high frequency adapters are optimized for quality and performance and are designed for the lowest possible reflection factors. The outstanding electrical and mechanical properties, the simple installation and the high reliability make SPINNER high-frequency adapters one of the most efficient and cost-effective transition connectors on the market. Precision adaptors with RF quality grade 0 are available upon request.

The SPINNER 4 1/2" EIA to RL98 cutback A adapter ensures optimal performance for signal transmission between transmitter and antenna in broadcast stations.

Outstanding RF characteristics, best possible passive intermodulation and VSWR

A 4 1/2" EIA to RL98 cutback A adapter enables you to reliably transmit radio-frequency signals in the frequency range from DC to 860 MHz.

The adaptor offers a transition from interface 4 1/2" EIA to interface RL98 cutback A. The connector has a straight direction.

Coaxial flange connectors, generally known as “EIA flanges”, are connected by a coupling element. The flange connector system complies with international standards EIA STD RS-225, 339 IEC, DIN EN 122150 and MIL-F 24044. The EIA flange connectors are excellently qualified suited for pressurized systems and for outdoor installations. 4 1/2" EIA connectors are used to link two elements of a rigid or semi-rigid high performance coaxial transmission line for radio frequency signals. Typically, these are operated in systems for very high power transmission (from kW to MW), e.g. in DAB, DVB or FM broadcast systems or in high-energy applications in research facilities (particle accelerator, plasmatron).

RF characteristics

Number of interfaces:
2
Interface type:
4 1/2" EIA (50 Ω) per IEC 60339-2
RL98 cutback A (50 Ω)
Interface direction:
straight
Mounting type:
none
Frequency range:
DC to 860 MHz
Frequency band:
Band 4/5, Band 3, Band 1, Band 2
VSWR, max.:
1.04

Mechanical characteristics

Length:
101.0 mm

Further remarks

Remark:
• for test purposes, SPINNER offers adapters from all EIA flanges to 7-16 female with excellent matching (VSWR ≤ 1.02)
• adapters between different kinds of EIA flanges can be used indoors and outdoors to ensure full power
Customs tariff number:
85359000

Downloads

CB-L-209-DS.pdf

Product data sheet – B25971 – CB-L-209-DS.pdf