300 darkroom timer 60 min. 220/240v 50Hz
Minutes and seconds can easily be read across the room in total darkness‚ making the 300 ideal for darkroom use‚ especially the precise timing required by color processing. The 60 minute time range can be in minutes for developing and seconds for enlarg
Footswitch ( for all electronic timers except 150 )
All of the electronic timers can be used with Model 560 Time Footswitch. This footswitch combines operating efficiency with a compact and attractive appearance.
GR 171 TIMER, SINGLE PACKED (171/120V/60HZ)
GR 171 TIMER, SINGLE PACKED (171/120V/60HZ)
FEATURES
• Elapsed time indicator (up counter)
• Interval timer (down counter)
• Two switchable outlets
? Turn loads on or o
• Split-second accuracy
• “Second hand rotates one revolution/60 sec
• “Minute hand rotates one revolution/60 min
• Power switch starts the timing cycle
• End of cycle buzzer
GR 300 TIMER, SINGLE PACKED (300/120V/60HZ)
GR
300 TIMER,SINGLE PACKED (300/120V/60HZ)
FEATURES
• General photographic timing
• Two switchable outlets
? Safelight outlet
? Enlarger or Printer outlet
• Split-second accuracy
• “Seconds hand rotates one revolution/min
• “Minutes hand rotates one revolution/hour
• Power switch starts the timing cycle
• End of cycle buzzer
•
Luminous Dial
? Glows 20-30 minutes
? “Recharge with incandescent or fluorescent light
300 mechanical timer 100/130v 50Hz
Minutes and seconds can easily be read across the room in total darkness‚ making the 300 ideal for darkroom use‚ especially the precise timing required by color processing. The 60 minute time range can be in minutes for developing and seconds for enlarg
GR 451R TIMER, SINGLE PACKED (451/120V/50-60HZ)
GR 451R TIMER, SINGLE PACKED (451/120V/50-60HZ)
Features 100% solid state timing circuits. Membrane key pads have backlit keys for ease. Time setting knobs are easy to grasp without groping‚ and click solidly into place for each successive time increment. The large distinctively shaped Start/Reset bar