F-Stop Timer Kit: $68

F-Stop Timer Kit

Photos, description, specifications and
a copy of the instruction manual can be
found at:

http://www.nolindan.com/da/fstop/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 and dodges at tenth and whole stop values

o Progressive burns - burns within burns

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

Again:
http://www.nolindan.com/da/fstop/kit/

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