On 28 Apr 2005 at 8:30, Cory Papenfuss wrote: > - You will need the AC adapter for any long-time exposures. I posted > awhile back on the voltage/current of the power adapter and someone > responded with 6.5V, 3.0A. Since I'm a cheap bastard, I have modified a > 6V 1A wall-wart power supply to provide 6.5V. Yes, the 0.5V difference is > important... the camera will shut off on long exposures thinking the battery > is > dead with 6.0V. I measured the current requirements under various conditions > as > follows (6.5V lab power supply) > > 0.073A On (standby, light meter inactive) > 0.172A On (meter active) > 0.253A Meter and LCD active > 0.608A Bulb, shutter open > 0.450A Noise reduction frame in progress (after Bulb shot) > 0.120A SD card write > 0.3-1.5A Internal flash recharging.
Good stuff, you didn't happen to measure the sleep mode current did you? Cheers, Rob Studdert HURSTVILLE AUSTRALIA Tel +61-2-9554-4110 UTC(GMT) +10 Hours [EMAIL PROTECTED] http://members.ozemail.com.au/~distudio/publications/ Pentax user since 1986, PDMLer since 1998
