Specifications

BATS GENERAL INFORMATION
1-13
1.2 DESK TOP SYSTEM SPECIFICATIONS
BATS DESK TOP OR RACK MOUNT SPECIFICATIONS
SYSTEM ACCURACY
SPECIFICATION
Transponder/Responder - Absolute Accuracy in
Horizontal Position (over entire hemisphere)
 0.5% RMS of Slant Range (Does not include motion.)
Repeatability Accuracy
 0.25% RMS of Slant Range
Angular Resolution
0.08°
Slant Range Accuracy
 0.3 meter RMS (assuming correct speed of sound)
Slant Range Resolution
0.1 meter
RECEIVE SIGNAL SPEC
Frequency
MF Range; 17-30kHz or LF Range; 8-16kHz
Signal Coding Structure
Various  CW, Chirp (linear), Chirp (stepped or discrete
tones), PSK Phase Shift Keying), M-FSK (Multiple - Frequen-
cy Shift keying) , (Hydroid’s REMUS (codes 1-4)
Signal to Noise Ratio required
Typically >20dB (in 17-30kHz band or 8-16kHz band)
TRANSCEIVER MODULE
MODEL 4460C (19” Rack Mount)
Processor(s)
mPGA 478 Socket, Intel Celeron M/Pentium M pro-
cessor w/ FSB400MHz
RS232 Ports
3 - COM1: GPS Time, COM 2 & 3: P/R & Compass
Chassis
2U rack Height, Black
Dimensions
W 18.9” (48 cm) x H 3.46” (8.8 cm) x D 20” (50.8 cm)
Weight
21 lbs
Power
115/230 VAC, 60 W
Sub-assemblies
DSP, Target Acquisition Module, Peripheral Interface Card,
Transmitter, SBC, IDE, A2D & Power Supply
Sequential Tracking
Up to 4 Targets
DIFF KEY INPUT – RESPONDER (4)
Via rear panel Synchronization connector
Accepts single ended or differential signal input to an opto-
coupler.
pulse widths min = 200 micro-seconds
pulse width max = up to the width of the transmit-out burst