Photographic Darkroom Timer, Electron Microscopy Sciences

Supplier: Electron Microscopy Sciences

Certificates

Supplier: Electron Microscopy Sciences

About this item

A new improved Model 300 Darkroom Timer shows minutes and seconds in total darkness.

Two hands permit quick setting by seconds, minutes, or combinations of seconds and minutes
Can be used with a relay for heavier loads
Easy to read numerals on a large 6¹/₂" diameter face
Luminated by phosphor fluorescence

The 60-minute time range can be set in minutes for developing and seconds for enlarging control. Two separate outlet receptacles control an enlarger or printer and safelight by a combination time/focus switch. Each outlet has a 750-watts capacity.

Input voltage is 100 to 130 VAC, 50 or 60 Hz (U.S. and Canada) and 210 to 250 VAC, 50 or 60 Hz for other countries.

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