Frequency options
VHF Emergency Band: VHF Marine Band: UHF Emergency Band: COSPAS SARSAT: UHF FM Band:
AM/8.333 kHz steps FM/5.00 kHz steps AM/25.0 kHz steps PM/8.333 kHz steps FM/5.00 kHz steps
Channel 0 .. 88
118.000 ... 124.000 MHz 154.000 ... 163.000 MHz 240.000 ... 246.000 MHz 400.000 ... 406.092 MHz 406.100 ... 410.000 MHz
RT-600 (A)
Option F1: Option F2: Option F3: Option F4:
VHF Air Band extended VHF Marine Band UHF Air Band additional UHF FM Band
AM/8.33 kHz steps FM/5.00 kHz steps AM/25.0 kHz steps FM/5.00 kHz steps
118.000 ... 136.992 MHz 137.000 ... 224.995 MHz 225.000 ... 399.975 MHz 406.100 ... 470.000 MHz
100 200 300 400
Standard Frequency Ranges Optional Extended Ranges
VHF Emergency Band: VHF Marine Band: LoJack: ETS: COSPAS SARSAT:
Wideband Radio Direction Finder
AM/8.333 kHz FM/5.00 kHz AM/25.0 kHz PM/8.333 kHz FM/5.00 kHz
RT-600 (SAR-DF 517)
Channel 0 .. 88
118.000 ... 124.000 MHz 154.000 ... 163.000 MHz 164.000 ... 174.000 MHz 216.000 ... 220.000 MHz 400.000 ... 406.092 MHz
All features at a glance RT-600 (L)
RT-600 (SAR-DF 517)
SAR & Law Enforcement
Option F1: Option F2:
VHF Air Band extended VHF Marine Band
FM/5.00 kHz steps
to locate and decode
n Modern and advanced wideband n Auto-scan of all COSPAS-SARSAT channels 118.000 ... 136.992 MHz 137.000 ... 163.000 MHz
direction finding system for airborne within 400 ms
applications n Decoding/display of the COSPAS-SARSAT 100 200 300 400 COSPAS-SARSAT
n Easy installation, no RF cable connection messages Standard Frequency Ranges Optional Extended Ranges
required n Fast scan function of complete marine ship All product specifications subject to change without notice. LoJack is a registered trademark of LoJack Cooperation.
n Extremely compact and robust antenna band
system n LoJack reply code decoding RHOTHETA Elektronik GmbH RHOTHETA International
n Short response time due to high antenna n Law Enforcement scan mode for
Dr.-Ingeborg-Haeckel-Str. 2 8201 Peters Road Suite 1000
rotation frequency 82418 Murnau 33324 Ft Lauderdale FL
autodetection of active LoJack and ETS Germany USA
n Compact 80 mm display unit fits into transmitters
a standard aircraft instrument n Auxiliary automatic squelch mode for easy Tel.: +49 88 41 48 79 - 0 Tel.: +1 954 - 495-8700
Fax: +49 88 41 48 79 - 15 Fax: +1 954 - 495-8477
n NVIS Green B compatible Display Control operation
E-Mail: email@rhotheta.de E-Mail: info@rhothetaint.com
Unit for NVG cockpit available www.rhothetaint.com
The Leader in DF The Leader in DF
Standard bearing display
Coordinates: N 47.6842° / E 11.1982° / (WGS 84)
www.rhotheta.com www.rhotheta.com www.rhotheta.com
The product Technical data
The RT-600/SAR-DF 517 is an to 470 MHz at its full stage of exten- The sophisticated software provides
Method of bearing: Doppler principle (3 kHz rotational frequency, right / left rotation) LC-graphic display: 128 x 64 pixels, supertwist / transflective, extended range of temperature, dark-blue
advanced wideband radio direction sion. For the airborne law enforcement significantly improved tracking
Bearing accuracy: ±5° RMS1 display on yellow-green background, background light.
finder system for airborne applications, community, RHOTHETA developed capability over conventional tracking
capable of capturing and indicating a special law enforcement version of equipment. lt reduces search time Internal resolution: 1° NVG cockpit design: Freely adjustable (exponential) dimming of brightness
directions to any source of an RT-600/SAR-DF 517 which supports without external support. Bearing Sensitivity: VHF Air/Emergency: ≤ 2.5 µV/m (typical) Operating voltage: Fully compatible NVIS Green B display Control Unit optional
emergency signal on VHF, UHF, all LoJack Stolen Vehicle Recovery Tech-
VHF Marine: ≤ 2.5 µV/m (typical)
nineteen 406 MHz COSPAS-SARSAT nology by providing the direction to RHOTHETA’s reliable airborne Current consumption: 27.5 V nominal / 12 to 35 V DC
UHF Emergency and ETS: ≤ 4 µV/m (typical)
frequencies and all 88 maritime the target and displaying the LoJack direction finders have been proved LCD-background light off: max. 500 mA (12 V DC) / 250 mA (24 V DC)
COSPAS-SARSAT
channels. The system can be extended reply code. lt is also capable of track- in thousands of missions world-
LoJack Decoding LCD-background light 100 %: max. 750 mA (12 V DC) / 350 mA (24 V DC)
by additional frequency bands to ing the Electronic Tracking System wide under practically all climatic
(50 % Message Error Rate) LCD-background light 100 %,
cover a frequency range from 118 (ETS) beacons. conditions.
and bearing: 5 µV/m (typical) NVG option: max. 900 mA (12 V DC) / 400 mA (24 V DC)
Frequency stability: ±2.0 ppm (b,.f/f = ±2 X 10·6) Audio out: External speaker approx. 2 W (4 Ω)
Reception frequencies, VHF Emergency Band: 118.000 to 124.000 MHz (8.33 kHz steps, AM) Maximum output voltage approx. 8 V pp at maximum volume
SAR version (standard): VHF Marine Band: 154.000 to 163.000 MHz (5.00 kHz steps, FM)
Interface: Serial interface RS-232 (9600 baud, 8 data bits, 1 stop bit, no parity)
UHF Emergency Band: 240.000 to 246.000 MHz (25.00 kHz steps, AM)
Analog dimming input voltage for legends
UHF FM-Band: 406.100 to 410.000 MHz (5.00 kHz steps, FM)
Night/NVG input dimming line for LCD-background light
COSPAS-SARSAT: 400.000 to 406.092 MHz
lncl. 406.022 to 406.076 MHz (Channel A … S) Options: - NVIS Display
- ARING 429 Adapter
Additional Frequency Options:
- Ramp Tester
F1 VHF Air Band: 118.000 to 136.992 MHz (8.33 kHz steps, AM)
- Antenna light weight version for UAV (RT-600 Light)
F2 extended VHF Marine Band: 137.000 to 224.995 MHz (5.00 kHz steps, FM)
F3 extended UHF Air Band: 225.000 to 399.975 MHz (25.00 kHz steps, AM) Examples of different DCU pages
F4 additional UHF FM Band: 406.100 to 470.000 MHz (5.00 kHz steps, FM)
Reception frequencies, VHF Emergency Band: 118.000 to 124.000 MHz (8.33 kHz steps, AM)
Law Enforcement version: VHF Marine Band: 154.000 to 163.000 MHz (5.00 kHz steps, FM)
LoJack: 164.000 to 174.000 MHz (12.5 kHz steps)
COSPAS-SARSAT scanning COSPAS-SARSAT decoding Frequency selection LoJack ID for selective filter Frequency memory page
ETS: 216.000 to 220.000 MHz (10/12.5 kHz steps, FM)
COSPAS-SARSAT: 400.000 to 406.092 MHz
Mechanical characteristics
lncl. 406.022 to 406.076 MHz (Channel A … S)
Display Control Unit (DCU): Antenna Unit (AU):
Additional Frequency Options:
Weight: Approx. 250 g Approx. 2,000 g
Fl VHF Air Band: 118.000 to 136.992 MHz (8.33 kHz steps, AM)
F2 extended VHF Marine Band: 137.000 to 163.000 MHz (5.00 kHz steps, FM) Operating temperature: - 20 ° C to + 60 ° C - 40 ° C to + 60 ° C
Storage temperature: - 30 ° C to + 80 ° C - 55 ° C to + 80 ° C
COSPAS-SARSAT freq.: Channels A to S (406.022 to 406.076 MHz)
COSPAS-SARSAT Full automatic detection of any active COSPAS-SARSAT channel A to S within 400 ms Ingress protection: IP 67
Fast scan mode: Dimensions: 82 mm x 82 mm x 43 mm Ø 270 mm x 185 mm
COSPAS-SARSAT decoding: Reception and decoding of COSPAS-SARSAT data signal (112 or 144 bit, 400 baud,
biphase L encoded, phase modulation, with Bose-Chaudhuri-Hocquenghem error 84 mm 65 mm 270 mm
correcting code, specified according to COSPAS-SARSAT C/S T.001 October 1999) 42.5 mm
39.5 mm
LoJack decoding: Selectable LoJack ID display and selective active filtering
10 mm
3 mm
Special scanning modes: Complete maritime ship band scanning within 3 s
Bearable modulation: A3E, F3E, A3X (ELT modulation), Fl D, G2D, COSPAS-SARSAT
Bearing largely independent of modulation 82 mm 3 mm
185 mm
Polarization: Vertical 8.5 mm x 45 °
Polarization error: ≤ 5° at 60° field vector rotation
82 mm
Garbling cone: Approx. 30° to the vertical
Response time2: ≤ 50 ms (with sufficient reception field strength)
1
With undisturbed wave field and sufficient field strength. Measured by changing the angle of incidence with the antenna rotating
157 mm
on a revolving table in order to eliminate environmental influences on the results. No modulation.
2
Very weak signals can increase response time considerably!
