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.
Some standard content:
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). wwW.bzxz.Net 3.3 Capacitance range See Table 1. 3.4 Insulation resistance SJ20034-92 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. Tip: This standard content only shows part of the intercepted content of the complete standard. If you need the complete standard, please go to the top to download the complete standard document for free.