' THE- PAftlS HOUSE SALE Commencing JANUARY 11th: MILLINERY JUMPERS and CARDIGANS n LISTER ENGINES FOR ALL ..
... Varying potentiometer arm should result i the production of a rushing sound or a click at one position of the arm This denotes oscillation of valve Three valves that oscillate at exactly the same spot (position of the potentiometer arm) arc be lied as in ...