DIR911t SPECIFICATIONS

PERFORMANCE

Operation Simultaneous record and play back of 2 channels (optional 4 channels) 
Frequency Response 200 to 4000 Hz 
Signal to Noise Ratio Greater than 55 dB 
Distortion Less than 3% THD
Auxiliary Audio Input Level (Full Scale) -18 dBV to +4.5 dBV with AGC
Telephone Audio Input Level (Full Scale) -12.5 dBm to +10 dBm with AGC
Inputs 2 telephone inputs and 2 auxiliary inputs 
Input Impedance 10 kHz balanced, DC blocked 
Audio Output 3 watts into internal loudspeaker with volume control 
ALI Input DB9 RS232 I/O port-bit serial data at ALI standard baud rates 
ANI Input DB9 RS232 I/O port-bit serial data at ANI standard baud rates 

Time code resolution 

1 Second
Internal source time code accuracy 2 Seconds per day with internal clock
Time Sync Input selection NTP via Ethernet, GPS via RS232, NENA formats 0, 1, 2, NIS, and Gorgy via RS232
Telephone Interface Internal FCC-approved coupler with selectable beep
Record Activation VOX, Off hook, external closure 
System Setup Through software from the front panel 
Caller ID FSK, from telephone input 
Battery Backup Internal UPS provides 10 minutes of power-loss operation
Digital Memory Storage Dynamic RAM Recording Time: 64 or 128 minutes

OPERATION INTERFACE 

Back-lit LCD Display 4 line x 40 character with contrast adjustment 
Soft Function Keys 4 variable function keys 
Fixed Function Keys Line select, system, filter, save, and recall 
Speed Control Slower/faster/jog wheel 
Volume Control Knob - continuously variable
Headset Jack 1/8" mini phone
Re-Record and Monitor Jacks 1/8" mini phone

SELF DIAGNOSTICS 

Boot up system test and continuous system monitoring

SECURITY 

Password protected

OPERATOR VISUAL DISPLAYS 

MESSAGE PROCESSING 

PHYSICAL / ELECTRICAL 

Dimensions - DIR911t 5.25" x 8.5" x 6.5" (13.12 x 21.25  x 16.5 cm) 
Dimensions -Single or Dual Console Rackmount 5.25" x 19" x 9" (13.12 cm x 47.5 cm x 22.5 cm)
Weight - DIR911t 6 lbs  (2.74 kg) 
Weight - In-line Power Supply .4 lb., (.18 kg)
POWER  12 VDC/12 watts, external 115V or 230V AC power supply included

OPERATING TEMPERATURE

0C to 50C
STORAGE TEMPERATURE  -30C to 60C
HUMIDITY  95% Non-condensing

Specifications are subject to change without notice or obligation.  

This page updated 06 July 2005