Model 24-689
Multi-Line Tone Remote Controller

The 24-689 combines the electronics and the functionality of the IDA MODEL 24-20 TONE REMOTE and the IDA MODEL 20-88 MULTI-LINE INTERFACE in a single 19 inch rack mount cabinet. IDA Tone Remotes are compatible with industry standard sequential and single tone formats.
The MODEL 24-689 provides all of the functions necessary to operate up to 8 different remotely located base station radios from a control point other than the radio itself. Separate speakers and volume controls are featured for the selected and unselected audio.

Indicator lights inform the operator which line is selected as well as which of the unselected lines has audio present. TOTAL MUTE of all unselected lines is accomplished via the volume control. TIMED MUTE or NO MUTE is jumper selectable by the installer.

FEATURES

	Separate speakers for selected and unselected audio
	Separate volume control for selected and unselected audio
	Indicator light for selected line
	Audio present light for each unselected line
	Timed Mute or No Mute via jumper
	Two frequency select
	Two-way compression
	2/4 wire jumper selectability
	Intercom, Monitor, and Notch filter

OPTIONS

	Desk microphone or PTT handset
	Internal lightning protection

SPECIFICATIONS

Operating current: 380 mA

Line impedance (1KHz): 600 ohms TX
                                600 or 5K ohms RX

Threshold of compression: -20db

Speaker output: 3 W into 4 ohms

Frequency response: +1db to 3db @ 1KHz
                                (300 to 3000Hz)

Line control: 2 or 4 wire
(all lines must be the same)

  Line level: -15db to +10db

  Signal to noise: 50db (reference +10db)

  Notch filter (2175Hz): >45db down from
1KHz

  Distortion: <5%

  Weight: 8 lbs.

  Dimensions: 3.5"(h) x 19"(w) x 8.5"(d)
  (19 inch rack configuration)

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