DLA MIL-PRF-1 191 E-2013 ELECTRON TUBE RECEIVING TYPE 6B4G.pdf

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1、INCH-POUND MIL-PRF-1/191E 14 March 2013 SUPERSEDING MIL- PRF-1/191D 20 March 2007 PERFORMANCE SPECIFICATION SHEET ELECTRON TUBE, RECEIVING TYPE 6B4G 1/ This specification is approved for use by all Departments and Agencies of the Department of Defense. The requirements for acquiring the electron tub

2、e described herein shall consist of this document and the latest issue of MIL-PRF-1. DESCRIPTION: Triode, power amplifier. Outline - - - 16-3 (EIA), 12-15 (EIA). Base - - - B8-11 (phenolic), B8-110 (phenolic) or B8-118 (phenolic). Envelope - - - ST16, T-12. Cathode - - - Coated filament. Base connec

3、tions: PIN No. Element ABSOLUTE RATINGS: Parameter: Ef Eb Ec Pp lk Alt Unit: V V dc V dc W mA dc ft Maximum: 6.9 360 - 15 100 10,000 Minimum: 5.7 - - - - - Test conditions: 6.3 V ac 300 -62 - - - GENERAL: Qualification - Not required. This specification sheet uses accept on zero defect sampling in a

4、ccordance with MIL-PRF-1, table III. 1/ See note 1. AMSC N/A FSC 5960 - 1 2 3 4 5 6 7 8 - nc f a nc g nc f (see note 3) nc Inactive for new design after 21 July 1997 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-PRF-1/191E 2 TABLE I. Testing an

5、d Inspection. Method MIL-STD-1311 Requirement or test Conditions Symbol Limits Unit Min Max 1216 First Article inspection Base material insulating quality - - - - 1266 1256 1341 1246 1231 1201 Conformance inspection, part 1 Total grid current Electrode current (anode) Power output Audio frequency no

6、ise Emission Short and discontinuity detection See note 2 Esig = 40 V ac; Rp = 1,100 ohms (see note 2) Esig = 700 mV ac; Rp - 2,000 ohms; Ef = 6.3 V dc Eb = Ec = 30 V dc Ic Ib Po EB Is - 0 22.5 4.3 - 140 - -3.0 57.5 - 17 - - A dc mA dc W vu mA dc - 1031 1301 1306 1316 1211 1101 1111 1105 Conformance

7、 inspection, part 2 Low-frequency vibration Filament current Transconductance Amplification factor Insulation of electrodes Secureness of base, cap, or insert Base pin solder depth Permanence of marking Ec = 70 V dc; Rp = 2,000 ohms Ep If Sm Mu - - - - - 1.08 3,200 3.7 - - - - 500 1.32 4,800 4.3 - -

8、 - - mV ac A mhos - - - - - - - Conformance inspection, part 3 Life-test provisions Life-test end point (500 hours) Group A Power output - Po - 2.75 - - - W NOTES: 1. Tube types 2A3 and 6A3 are hereby deleted from this tube specification sheet. 2. This test to be performed at the conclusion of the h

9、olding period. 3. Pin 7 is to be connected to ground for equipment application. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-PRF-1/191E 3 Referenced documents. In addition to MIL-PRF-1, this document references MIL-STD-1311. The margins of thi

10、s specification are marked with vertical lines to indicate where changes from the previous issue were made. This was done as a convenience only and the Government assumes no liability whatsoever for any inaccuracies in these notations. Bidders and contractors are cautioned to evaluate the requiremen

11、ts of this document based on the entire content irrespective of the marginal notations and relationship to the last previous issue. Custodians: Preparing activity: Army - CR DLA - CC Navy - EC Air Force - 85 (Project 5960-2013-003) DLA - CC Review activities: Army - AR, AV, MI, CR4 Navy - AS, CG, MC

12、, OS, SH Air Force - 99 NOTE: The activities listed above were interested in this document as of the date of this document. Since organizations and responsibilities can change, you should verify the currency of the information above using the ASSIST Online database at https:/assist.dla.mil/. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-