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Firmware Version 2.16.2 Available

Firmware Version 2.16.2 Available

A new version of the FDM-1T firmware including the improvements listed below has been released and is available for download.

  • Incorrectly formatted SD memory cards are now being safely detected and reported.
  • Measurement of t0.1 and t0.5 has been refined for alternating signals such as emitted by high speed sync (HSS) capable… Read More »
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Flash Duration of Nikon Speedlight SB-900

Flash Duration of Nikon Speedlight SB-900

Flash duration analysis for a Nikon Speedlight SB-900 flash unit: Measurement results for 8 f-stops (Full charge down to 1/128).

Generated by the FDM-1T flash duration meter.

➤  Courtesy of Douglas Hennessy

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Flash Duration of Nikon Speedlight SB-910

Flash Duration of Nikon Speedlight SB-910

Flash duration analysis for a Nikon Speedlight SB-910 flash unit: Measurement results for 8 f-stops (Full charge down to 1/128).

Generated by the FDM-1T flash duration meter.

➤  Courtesy of Douglas Hennessy

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Flash Duration of Paul C. Buff AlienBees B800

Flash Duration of Paul C. Buff AlienBees B800

Measurement result for a Paul C. Buff AlienBees B800 studio flash unit (320 Ws) with its shortest flash duration at full charge.

Generated by the FDM-1T flash duration meter.

➤  Courtesy of Douglas Hennessy

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Flash Duration of Paul C. Buff Einstein E640

Flash Duration of Paul C. Buff Einstein E640

Flash duration analysis for a Paul C. Buff Einstein E640 studio flash unit (640 Ws): Measurement results for 9 f-stops (Full charge down to 2.5 Ws).

Generated by the FDM-1T flash duration meter.

➤  Courtesy of Douglas Hennessy