Emtech Electronics EJ-10 - Manual (Page 21)

21
Architects’ and Engineers’ Specifications
The general purpose adapter box shall accept mono or stereo line and speaker level inputs
and allow seized connection to the local telephone system and convert them to
transformer balanced mic level output. The unit must have an adjustable output control, a
hum removal switch, and a telephone line seize switch. All system interconnect cables
must be attached to the unit and a padded zippered carrying case must be provided for
protection and transporting. Basic instructions and a block diagram must be imprinted on
the front panel and a complete operations manual must be stored in the carrying case.
The size must be 3 in. (7.6 cm) H x 9 in. (22.9 cm) L x 6.5 in. (16.5 cm) W and its weight
shall be 2 lbs. (0.9 kg).