Sony DC78 Battery Power Supply Unit for ECM-88, ECM-44 and ECM-77 Microphones


List Price: $122.00

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About Sony DC78

The Sony DC-78 is an in-line phantom power supply unit for use with the Sony ECM-88 lavalier microphone. The input end features the Sony SMC 9-4P connection and a standard 3-pin XLR-male output. The power supply is capable of supplying 12V DC to 48V DC phantom power from an external source or 1.5V DC with a standard AA alkaline battery.

Sony DC78 Features

  • Compatible with Sony ECM microphones: The DC-78 can be used with any of the Sony ECM-xxBC microphones
  • Compact size: DC-78 is small and light weight, making is convenient to use
  • Long battery life: DC-78 uses a single AA size battery (LR-6 type), each battery typically providing an operating life of 5,000 hours (for example with an ECM-88)
  • Designed for use with Sony lavalier microphones equipped with a Sony 4-pin (SMC9-4P) connector
  • Supplied with an SMC9-4S input connector and an XLR 3-pin output connector

Sony DC78 Specifications

Power requirements
LR-6 alkaline battery (AA size)
Battery life
Approx. 5,000 hours
Input connector
4-pin (SMC9-4P), compatible with ECM-44BC/77BC and ECM-88
Output connector
XLR-3-12C type
20 x 144 mm / 0.78" x 5.66"
130 g / 4.58 oz (with battery), 108 g / 3.80 oz (without battery)
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