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166
BRITISH K1NEMATOGRAPHY
Vol. 16, No. 5
Branches Committee. — The position regarding the Leeds and Manchester Sections was briefly considered.
Social Committee. — Mr. Oram reported on decisions reached concerning future social activities.
American Distribution of Journal. — Mr. Cricks's proposals for distributing copies of the Journal in America were approved.
EXECUTIVE COMMITTEE
Meeting of 14th April, 1950
Present : — Messrs. A. W. Watkins (President), L. Knopp ( Vice-President), E. Oram (Deputy Vice-President), Rex B. Hartley (Hon. Secretary), I. D. Wratten (co-opted) Miss J. Poynton (Secretary) and Miss S. M. Barlow (Assistant Secretary).
Elections. — The following were elected : — Albert William Oakes (Member), Chiltern Films, Berkhampsted. Nathaniel Mole (Member), Associated British Cinemas, Ltd. Wallis Williams (Associate), Theatre Royal, Barry. E. Mitchell Greenwood (Member).
Frederick Clarence Rich (Associate), Greater Union Theatre Pty. Ltd., Sydney, Australia. Raymond Liddell (Member), Simpro Ltd., Minehead. Benjamin Hall Hipkins (Member), Malayan Film Unit.
Transfer. — From Studentship to Associate : — John Eric Shepard White.
Resignations. — The following resignations were accepted with regret : — Edward James Lewis. Kenneth Alfred White.
Death. — The death of Frederick Lawrence Furey was recorded with regret.
Sub-Standard Sound-onFilm Equipment a can now be G M A i I C D j£r\
MORE EFFICIENT MORE REALISTIC
Emm
:§bCG!
m.
lullard now offer designers of sub-standard Sound-onFilm equipment a new range of highly efficient miniature valves and photocells. Some outstanding features of these new valves are : —
• Small size • Single-ended construction
• Low microphony • Low hum level
The new Mullard "Sound-on-Film" range comprises : —
EF40 A.F. Pentode (Amplifier).
ECC40 Double Triode (Phase Splitter, etc.)
EL4I Output Pentode.
EZ40 I.H. Full-wave Rectifier.
52CG, 55CG or the new miniature 90CG and 90AG
Photocells.
Complete data is available on request.
Mullard
PRINCIPAL
DATA
miniature gas-filled
PHOTOCELLS
90CG 90AG
Max. Anode supply voltage
90V 90V
Max. Cathode current
2^A 25A
Sensitivity
I25UA/L 200[JLA/L
Max. gas amplification factor
10 7
Projected cathode area
3 sq.cm. 4 sq.cm.
Valves and Photocells for Amplifiei
MULLARD CENTURY
ELECTRONIC PRODUCTS LIMITED,
HOUSE, SHAFTESBURY AVENUE, W.C.I