MX800 Base Station/Repeater

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Minimum performance to exceed the following for 30MHz to 960MHz*:

• AS4295-1995
• R&TTE EC Directive 1995/05/EC
• EN300 086 –1,2 (2001- 03)
• EN 300 113, EN 301 489 – 1,5 (2002 – 08)
• EN 60950 (2000)
• RFS25, RFS26, RFS32
• TIA/EIA-603
• TIA-102
• BAPT 225 ZV 1/2098 (German soft keying)
• FCC Parts of 2, 15, 22, 74, 90,80.475
• MIL-STD-810E (Parts thereof)
• Industry Canada RS119, RS182

* Conforms but not all bands approved.

GENERAL

Frequency Range: Coverage 30-960 MHz.

Band Frequency Range Band A2 30-39 MHz Band A3 39-50 MHz Band A 66-80 MHz Band B ° 70-88 MHz Band C 135-160 MHz Band D 155-180 MHz Band D3 ° 148-174 MHz Band E 177-207 MHz Band F 195-225 MHz Band H 245-275 MHz Band J 295-325 MHz Band J2 300-337 MHz Band K 320-350 MHz Band L 345-375 MHz Band M 370-400 MHz Band N2 ° 400-435 MHz

Band Frequency Range Band O2 435-470 MHz Band P 455-490 MHz Band P2 ° 450-485 MHz Band Q ° 485-520 MHz Band Q2 500-532 MHz Band R2 746-764 MHz Band R3 776-794 MHz Band R 805-825 MHz Band S 824-849 MHz Band T 850-870 MHz Band U 870-905 MHz Band V 890-915 MHz Band V2 900-925 MHz Band W 917-950 MHz Band X 925-960 MHz

Notes:

1. Band, Q2, R3 are RX only; R2, V2 are TX only.
2. ° Standard Preferred Frequency Band.
3. Band A2, A3 have 4 MHz RX VCO Sw BW.

Feature	MX800
Synthesis Method	Non-mixing PLL. Fractional N synthesizer.
Modulation	Direct FM two-point method.
System Deviation	+/-5.0kHz max (WB), +/-2.5kHz max (NB)
Channel Spacing	25kHz or 12.5 kHz or Prog 25kHz/12.5kHz, Special on request.
Synthesizer Step Size	12.5kHz, 10kHz, 7.5kHz (special), 6.25kHz or 5kHz.
Channels	255 Software or switch selectable, 1-99 BCD or 255 Binary parallel selection.
Supply Voltage	13.8 +/- 20%.
Power Consumption	<500 mA receive, typ 460mA. 220mA opt. <10A for 50W TX RF output.
Operating Temperature	-30 to +60C, -30 or -40C test option.
MX800 Size	2RU Case, 325mm deep including fan.
Standard LED indicators	Power, RX, TX, CTCSS, Aux/Lock, Alarm.

 

TRANSMITTER

MEASURED IN ACCORDANCE WITH TIA/EIA-603 STANDARDS

Transmitter Feature	MX800
RF Power Output	1W to 50W variable. 1W opt. 1W nominal UHF. 100W opt. 1W to 100W 39-47MHz & 148-174MHz.
Frequency Stability	1.5PPM std, UHF. 2.5PPM VHF 20PPM VHF-L. 1.0PPM opt 800MHz
Audio Response	Flat within +1,-3dB across BW
Audio Bandwidth	DC to 3400Hz (DC FM input). 300Hz to 3400Hz (VF input).
Modulation Distortion	Less than 2% @ 60% deviation.
S/N Ratio below 700MHz	Better than 50dB (WB), 45dB (NB).
S/N Ratio 700-900MHz	Better than 50dB (WB), 44dB (NB).
S/N Ratio above 900MHz	Better than 47dB (WB), 41dB (NB).
Spurii and Harmonics	More than 100dB below carrier.
RF Switching Bandwidth Exciter	Same as band allocation.
RF Switching Bandwidth PA	Same as band allocation.
Duty Cycle	100% for 50W RF output.
RF Rise Time	4mS with continuous VCO selected.
Typical Supply current (470MHz)	50W:8.6A 25W:6.2A 15W:5.0A 10W:4.3A 5W:3.3A 1W:2.1A
VCO Conducted Emissions	Less than -70dBm with VCO off.
VCO Radiated Emissions	Less than 1uV @ 1M.
Adjacent Channel Power	78dB (WB), 72dB (NB)
Transmitter IM conversion loss	Better than 40dB
Automatic VSWR foldback	Trips at nominal VSWR >3:1
Output Load Impedance	50 Ohms nominal (VSWR <2:1)
Antenna connector	N-Type Female

Note# Base station fitted with the 100W PA will have the model number V desigator assign for TX power and be marked with a caution label.

 

RECEIVER

MEASURED IN ACCORDANCE WITH TIA/EIA-603 STANDARDS

Receiver Feature	MX800
Sensitivity	Better than -117dBm for 12dB SINAD
Sensitivity for 20dB SINAD	Better than -119dBm (0.40uV)
Selectivity 30-50MHz	More than 90dB for 25kHz adj channel, more than 80dB for 12.5kHz adj channel
Selectivity 66-88MHz	More than 85dB for 25kHz adj channel, more than 75dB for 12.5kHz adj channel
Selectivity 135-520MHz	More than 82dB for 25kHz adj channel, more than 75dB for 12.5kHz adj channel. 90dB option available on special request.
Selectivity 700-900MHz	More than 80dB for 25kHz adj channel, more than 70dB for 12.5kHz adj channel,
Selectivity 900-960MHz	More than 75dB for 25kHz adj channel, more than 65dB for 12.5kHz adj channel,
Audio Bandwidth VF output	300Hz to 3000Hz (+1,-3dB).
Discriminator Output Bandwidth	DC to 3400Hz (-3dB).
Spurious Response Immunity	Better than 90dB
Intermodulation Immunity	Better than 82dB (WB), 80dB (NB).
Blocking Rejection	Better than 110dB at +/- 1MHz point.
Distortion	Less than 2% @ 60% deviation.
S/N Ratio below 700MHz	Better than 50dB (WB), 45dB (NB).
S/N Ratio 700-900MHz	Better than 50dB (WB), 45dB (NB).
S/N Ratio above 900MHz	Better than 46dB (WB), 41dB (NB).
Co-Channel Rejection	Better than 5dB
RF Switching Bandwidth	Equal to band allocation
Receiver Front End BW	Equal to band allocation, no retuning
VCO Conducted Emissions	Less than -70dBm
VCO Radiated Emissions	Less than 1uV @ 1M
Input Load Impedance	50 Ohms nominal (VSWR <2:1)
RF Input protection	No damage at input +20dBm
Antenna connector	BNC Female, N-Type Female opt.
Receiver type	Double Conversion Superheterodyne.
IF Frequency	90MHz first, 455kHz second 70MHz first for band A3, 45MHz first for bands A&B
Local oscillator Injection	Low side above 400MHz, High side below 400MHz.

 

ANCILLARIES

Receiver Feature	MX800
Tx Timer	Programmable, on/off selectable
VF Level to Line	+6 to -15dBm, 600 ohms unbalanced or differential
VF Level from Line	+6 to -15dBm, 600 ohms unbalanced
Pre-Emphasis Accuracy	Within +/-1dB of 6dB per octave curve
De-Emphasis Accuracy	Within +/-1dB of 6dB per octave curve
Control Outputs	1K ohm 5V source/sink available
Alarm Output	Open collector
PTT Input	Logic CMOS/TTL compatible
Channel Select	8 way Dip switch or RS232 or BCD/ Binary
Repeater Tail Timer	Programmable
Audio Output	1Watt for speaker, -10dBm standard for line.
Audio Input	-10dBm standard from line.

Due to ongoing development we reserve the right to alter specifications without notice.