GB908829A - Transistor blocking oscillator arrangements - Google Patents

Transistor blocking oscillator arrangements

Info

Publication number
GB908829A
GB908829A GB22848/61A GB2284861A GB908829A GB 908829 A GB908829 A GB 908829A GB 22848/61 A GB22848/61 A GB 22848/61A GB 2284861 A GB2284861 A GB 2284861A GB 908829 A GB908829 A GB 908829A
Authority
GB
United Kingdom
Prior art keywords
circuit
blocking oscillator
base
transistor
resistance
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
GB22848/61A
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Digital Kienzle Computersysteme GmbH and Co KG
Original Assignee
Kienzle Apparate GmbH
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Kienzle Apparate GmbH filed Critical Kienzle Apparate GmbH
Publication of GB908829A publication Critical patent/GB908829A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K3/00—Circuits for generating electric pulses; Monostable, bistable or multistable circuits
    • H03K3/02—Generators characterised by the type of circuit or by the means used for producing pulses
    • H03K3/45—Generators characterised by the type of circuit or by the means used for producing pulses by the use, as active elements, of non-linear magnetic or dielectric devices
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K3/00—Circuits for generating electric pulses; Monostable, bistable or multistable circuits
    • H03K3/02—Generators characterised by the type of circuit or by the means used for producing pulses
    • H03K3/26—Generators characterised by the type of circuit or by the means used for producing pulses by the use, as active elements, of bipolar transistors with internal or external positive feedback
    • H03K3/30—Generators characterised by the type of circuit or by the means used for producing pulses by the use, as active elements, of bipolar transistors with internal or external positive feedback using a transformer for feedback, e.g. blocking oscillator

Abstract

908,829. Transistor blocking oscillator circuits. KIENZLE APPARATE G.m.b.H. June 23, 1961 [July 16, 1960], No. 22848/61. Class 40 (6). To reduce the reverse base emitter voltage of the transistor of a transistor blocking oscillator, a diode D1 is connected between the base and a supply terminal so as to be conductive for reverse voltages and a resistance R2 is connected in series with the base circuit, the resistance being shunted by a rectifier D2 which has a low resistance for the forward direction of base current. In the circuit shown, triggering is effected at E and output pulses are taken from A. The back E.M.F. across the primary transformer winding K1 is absorbed by a rectifiercapacitor circuit D3, C2, the capacitor being shunted by a resistor which discharges the capacitor between successive operations of the circuit.
GB22848/61A 1960-07-16 1961-06-23 Transistor blocking oscillator arrangements Expired GB908829A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEK41205A DE1111242B (en) 1960-07-16 1960-07-16 Blocking oscillator arrangement

Publications (1)

Publication Number Publication Date
GB908829A true GB908829A (en) 1962-10-24

Family

ID=7222334

Family Applications (1)

Application Number Title Priority Date Filing Date
GB22848/61A Expired GB908829A (en) 1960-07-16 1961-06-23 Transistor blocking oscillator arrangements

Country Status (4)

Country Link
US (1) US3131315A (en)
CH (1) CH384035A (en)
DE (1) DE1111242B (en)
GB (1) GB908829A (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE629889A (en) * 1962-03-21
US3723951A (en) * 1963-06-05 1973-03-27 Us Navy Acoustical detector circuit
US3432683A (en) * 1964-09-04 1969-03-11 Fujitsu Ltd Shift register with blocking oscillator stages using overshoot pulses as sequence trigger pulses
DE1245415B (en) * 1965-02-19 1967-07-27 Siemens Ag Square-wave generator based on the blocking oscillator principle to generate pulses of the same half-cycle duration and steep edge
US3450903A (en) * 1966-03-25 1969-06-17 Square D Co Transistor switching circuit
US3598160A (en) * 1968-04-30 1971-08-10 Ball Corp Pour control system

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2599964A (en) * 1945-09-14 1952-06-10 Us Navy Stabilized frequency divider circuit
US2950398A (en) * 1958-02-06 1960-08-23 Minneapolis Honeyweil Regulato Electrical pulse producing apparatus
US3005157A (en) * 1960-08-10 1961-10-17 Frank L Rees Variable time delay pulse generator

Also Published As

Publication number Publication date
CH384035A (en) 1964-11-15
DE1111242B (en) 1961-07-20
US3131315A (en) 1964-04-28

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