Detail specification for air dielectric tubular (piston type) trimmer variable capacitor,Model JCWG26

This specification specifies the main technical requirements for TJCWG26 type air dielectric tubular (piston type) fine-tuning variable capacitors (hereinafter referred to as capacitors). This type of capacitor is a sealed type and is used for high-frequency tuning in military electronic equipment. The complete requirements for JCWG26 type capacitors are composed of this specification and SJ20032 "General Specification for Air Dielectric Tubular (Piston Type) Fine-tuning Variable Capacitors". Except for the provisions of this specification, SJ20032 shall be implemented. SJ 20034-1992 Detailed Specification for JCWG26 Type Air Dielectric Tubular (Piston Type) Fine-tuning Variable Capacitors SJ20034-1992 Standard download decompression password: www.bzxz.net
This specification specifies the main technical requirements for TJCWG26 type air dielectric tubular (piston type) fine-tuning variable capacitors (hereinafter referred to as capacitors). This type of capacitor is a sealed type and is used for high-frequency tuning in military electronic equipment. The complete requirements for JCWG26 capacitors are composed of this specification and SJ20032 "General Specification for Air Dielectric Tubular (Piston Type) Fine Adjustment Variable Capacitors". Except for the provisions of this specification, SJ20032 shall prevail.

1 Scope
People's Republic of China Electronic Industry Military Standard JCWG26
Detail specification for air dielectric tubular (piston type) trimmer variable capacitor, model JCwG26 SJ2003492
This specification specifies the main technical requirements for JCWG26 air dielectric tubular (piston type) trimmer variable capacitor (hereinafter referred to as capacitor). This type of capacitor is sealed and used for high-frequency tuning in military electronic equipment. The complete requirements for JCWG26 capacitors are composed of this specification and SJ20032 General Specification for Air Dielectric Tubular (Piston Type) Trimmer Variable Capacitors. Except for the provisions of this specification, SJ20032 shall prevail. 2 Dimensions
The dimensions of the capacitors are shown in Figure 1 and Table 1. See Note ③
China Electronics Industry Corporation issued Figure 1 on February 1, 1992
Implementation on May 1, 1992
JCWG26J6
JCWG26J10
JCWG26T10
JCWG26J14
JCWG2GT14
JCWG26J20
JCWG26T20
JCWG26J30
3 Requirements
Capacitance range (pF)
3.1 Dimensions
Shall comply with the provisions of Chapter 2 of this specification.
3.2 Rated working voltage
250V (DC).
3.3 Capacitance range
See Table 1.
3.4 ​​Insulation resistance
SJ20034-92bzxz.net
Should be no less than 10°MQ at room temperature: no less than 10M2 at 125℃. Test voltage 250±10%V (DC)
3.5 Quality factor (Q)
See Table 1 (test frequency is 100±10MHz)3.6 Torque
3.6~43.0mN.m (2.8~28.0mN.m for JCWG26J6 type). 3.7 Temperature shock
According to GJB360.7 test condition B (for products with characteristic code T) or test condition A (for products with characteristic code J), ​​but the temperature of step 3 is 125±5℃. 3.8 Marking
The capacitor should be marked with the product model (the main code can be omitted) and the manufacturer's trademark or code. Additional remarks:
This standard was proposed by the Military Industry Department of the Ministry of Machinery and Electronics Industry. This standard was jointly drafted by the China Electronics Technology Standardization Institute and the State-owned 897 Factory. The main drafters of this standard are Xing Jinrong, Hao Deren, and Wei Qifu. Project code: B92012.
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