Photographic Darkroom Timer, Electron Microscopy Sciences
Product Details & Documents
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.
Specifications
- Description:Photographic darkroom timer
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