REFERENCES
- Atkinson, J., Telephony, Vol. I, Chapter VI (Pitman), 1955, 88–106.
- Joyce, M. V. & Clarke, K. K., Transistor circuit analysis (Addison-Wesley Publishing Co. Inc., Mass.), 1961, 391–96.
- Freebody, J. W., Telegraphy (The New Era Publishing Co. Ltd.), 1958, 109–10.
- Rakovich, B., “A Transistor multivibrator”, Electronic Engng. (May 1961), 303–5.