DLA MIL-PRF-1 1622B-1998 ELECTRON TUBE KLYSTRON TYPE 7829A.pdf

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1、I INCH-POUND( MIL-PRF-I II 6228(USAF) 20 November 1998 SUPERSEDING 27 February 1974 MIL-E-1 11622A(USAF) PERFORMANCE SPECIFICATION SHEET ELECTRON TUBE, KLYSTRON TYPE 7829A This speafication is approved for use by the Department of the Air Force and is available for use by all Departments and Agencie

2、s of the Department of Defense. The requirements for acquiring the electron tube described herein shall consist of this document and the latest issue of MIL-PRF-I. DESCRIPTION: ABSOLUTE RATINGS Refiex, integral cavity, 11.0 GHz, adjustable frequency, 60 mW, waveguide output, convedidrcooled. Maximum

3、: Minimum: PHYSICAL CHARACTERISTICS Dimensions: see figure 1. Mounting position: Output flange: Mates with UG39N and UG4iU. JEST CONDITONS I Parameter: I Ef I EIS I Er l F 1 Unit: I VI V dc I Vdc I MHz I 6.3 I 300f 3 I -200to400 I 11,000I5 4/ See footnotes at end of table I. GENERAL: Qualification -

4、 Required. AMSC NIA 1 Of5 DISTRIBUTION STATFMENT A Approved for public release; distribution is unlimited. FSC 5960 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-Inspection Conforniance insoection, Cathode emission Resonator current Rekctor voltage

5、 Mechanical tuning range Power output Wamup time Total rekctor current Heater current Temperature coefficient Conformance inspection. $!a!= Life test Life test end point: Power output Periodic Che Low frequency High frequency Er/max Po; Er = -270 to -340 V dc - 2l 91 Po=60mW 3 - 81 NI Ef = 6.3 V Erl

6、max Po, TA = -lOC to + 4C g/ Group D, Power output conditions91 Er/max Po Nonoperating, TA = -29% +60 3/ G = 2.5; F = 20 to 50 HzI/ Symbol Alk/lk Irs Er F F Po t Ir If AFIAC - t Po Cycles - Li Min - _ -270 - 11,050 60 10 - 350 - 500 48 5 - i Max 15 35 -340 10,950 - - 15 5 Unit % mA dc V dc MHz MHz m

7、W min. ClA dc mA dc kW“C hrs mW - - I/ the reflector vollage must always be negative with respect to the cathode by at least 20 volts. 21 All oscillation tests, except vibration, shall be made with the tube rigidly connected to a UG-39/U flange on appropriate RF-52N waveguide equipment and the load

8、VSWR for the test shall be less than 1.1 :I. All oscillation tests shall be under test conditions except where noted. - 31 With the tube body temperature stabilized at room temperature, 2% 5“C, and the reflector voltage set to the value obtained during performance of Method 4223, mechanical tuning,

9、the tube shall meet specified conditions within the specified limits of wamup time, 2 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-PRF-I/1622B(USAF) TABLE I. Testing and inspection - Continued. g/ The frequency shall be adjusted and measured u

10、nder test conditions. The tube under test shall be stabilized for 10 minutes at: - Heater voltage - 6.3 f 0.2 V Resonator voltage = 300I3Vdc Ambient temperature = 25“ f 5C s/ Tubes under test shall meet all speafication tests afler this test. 6/ The tube under test shall be operated at initial frequ

11、ency, F = 11,000 f 5 MHz. under Method 4250 conditions. The initial frequency shall be allowed to stabilize at practically constant ambient temperatures for at least 10 minutes. The rate of change of ambient temperature shall not exceed 2C per minute. z/ The tube under test shall be nonoperating and

12、 rigidly mounted on the vibration table. The frequency range, 20 to 55Hz, shall be traversed in approximately 1 minute. The motion shall be appGed for a period of 30 minutes in each of the three mutually perpendicular planes, one of which shall be parallel to the axis of the beam. 81 The tube under

13、test shall not be oscillating during this test. 9/ Forced air cooling shall not be used. - 101 Apply heater voltage for 2 minuteS.Then apply other voltages plus heater voltage for 2 minutes and read the total reflector current at the end of the latter 2minute period. 111 The frequency shall be allow

14、ed to StabiliKe by operationtaimbient temperature, 23 f 5“c, for at least 10 minutes. Afler StabiliKatiOn, the reflector voltage shall be adjusted for maximum power output. The frequency and reflector voltage shall be within the limits speafied. - 12/ For conformance inspection, part 1, acceptance l

15、evel 0.65, inspection level II, one percent combined defective shall apply. For conformance inspection, part 2. acceptance level 6.5, inspection level L6 shall apply. 3 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-0b 2075879 Tb MIL-PRF-1 /I 622B(U

16、SAF) D- +E-+ MINIATURE REFLECTOR CAP C1-4) B -A- LI PINCH OFF ! Pin connections Cathode Heater NOTES: 1. Metric equivalents (to the nearest 0.01 mm) are given for general information only and are based upon 1 inch = 25.4 mm. 2. JEDEC base typepee wee wafer base A3-108 for dimensional reference only.

17、 3. Output connector mates with UG39/U or UG40AIU flanges. FIGURE 1. Outline drawing of electron tube tvpe 7829A 4 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-Custodians: Air Force - 85 Review actMties: Air Force- 99 MIL-PRF-L/Lb22B D 0b 2075880 708 D Preparing adivity: (Project 5960-F242) DIA - CC 5 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-