F-Stop Timer: 1/10th stop, test strips, burns - $68, kit

F-Stop Timer Kit


FEATURES

o Exposures timed in 1/10th stop increments

o 9.9 stop range: 1.0 to 955 seconds

o Test strips in 0.1, 0.2, ... 0.9, 1.0, 2.0
and 3.0 stop increments

o Multiple burns at tenth and whole stop values

o Simple and intuitive operation, no
doubled-up key functions

o 10A relay rated at 300W incandescent,
safe for cold-light heads

o Foot-switch input (foot switch is user supplied)

o High quality components: UL/CSA rated; switches specified
for 50,000,000 cycles; relay for 20,000,000 cycles; long-life
capacitors rated for 105C. All name brand parts: Microchip,
Fairchild, Bournes, Cherry, Omron, Microtran, Panasonic, Vishay ...

AVAILABILITY

$68 - Kit of all electronic parts:

o Pre-programmed microprocessor
o All electronic parts: LEDs, resistors,
capacitors, transistors, keyswitches,
relay, transformer, power cord, AC outlets...
o PC board artwork
o Schematic, assembly instructions, operators'
manual

$20 - Printed circuit boards

$4 + actual post office charges for shipping

email for a full color brochu

--
Nicholas O. Lindan, Cleveland, Ohio
Consulting Engineer: Electronics; Informatics; Photonics.