Description :

1. General description:
(1) Type No.: A-251 quad band GSM Antenna.
(2) Customer P/N.
2. Description & application:
(1) This antenna assembly is designed for use in portable.
(2) Communications equipment over a temperature range.
(3) Of -20°C to +85°C in an indoor / outdoor environment.
3. Electrical characteristics:
(1) Frequency range: 850/900/1800/1900MHZ.
(2) V.S.W.R: ≤2.3.
(3) Connector: SMA right angle plug.
(4) Impedance: 50£[.
4. Environmental characteristics:
(1) Operating temperature range -20°C to +85°C.
(2) Humidity range: 10 % RH to 80 % RH.

Specification :

1. Qualification testing: (1) Qualification testing, all product shall be able to withstand the following testing. (2) Physical dimensions identified within this specification. (3) Pull test: tube has the capability of load 3 kgf in a vertical position within 30 seconds. (4) Torque test: 3 kgf-cm no damage happened. 2. Inspection standard: (1) Dimension to use the special inspection level of S-4, AQL 1.0. (2) Appearance to use MIL-STD-105DII AQL1.0 . (3) Mechanical capability: per lot sampling, n=5, Ac 0, Re 1. (4) Environmental test: per lot sampling, n=3, Ac 0, Re 1.

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