The VXR-7000 is commercial quality 50-watt FM repeater designed to provide reliable, continuous-duty two-way
communications over a wide range of environmental conditions.
Designed to be a stylish base station, with high-grade components utilized throughout, the VXR-7000 utilizes the
latest computer-aided design and manufacturing processes to ensure a high level of reliability for users. Important
channel frequency data is stored in EEPROM, and is easily programmable by a Servicing Technician or Dealer using
an IBM compatible personal computer and the VPL-1 Programming Cable and CE27 Software.
Please take a few minutes to read this manual carefully. The information presented here will allow you to derive
maximum performance from your VXR-7000. After reading it, keep this manual handy for quick reference, in case
questions arise later on.
Important Note: Internal service work, programming, and accessory installations should only be performed by your
authorized Vertex Standard Dealer. Dangerous conditions and/or possibly illegal operation may result from improper
setup, programming, or internal modifications.
IMPORTANT NOTICE
To comply with FCC RF exposure compliance requirements, the following antenna installation and device operating configurations must be satisfied:
The device is to be installed and operated at a “fixed location.” The term “fixed location” means that the device is
physically secured at one location and is not able to be easily moved to another location. The antenna system to be
used with this device must be installed outdoors, on a permanent structure, such that a minimum separation of 6
meters (19.7 feet) is maintained from any area where persons may be walking, sitting, and/or working.
If the above antenna requirements are followed, this FCC device is considered categorically excluded from routine
RF exposure evaluation for demonstrating compliance.
The installer of the antenna to be used with this device may be required to perform an MPE evaluation and an
Environmental Assessment (EA) of the location at the time of licensing per CFR 47 Part 1.1307. Fixed mounted
antennae that are co-located with other antennae must satisfy the co-location requirements of Part 1.1307.
Important Notice for North American Users Regarding 406 MHz Guard Band
The U.S. Coast Guard and National Oceanographic and Atmospheric Administration have requested the cooperation of the U.S. Federal Communications Commission in preserving the integrity of the protected frequency range
406.0 to 406.1 MHz, which is reserved for use by distress beacons. Do not attempt to program this apparatus,
under any circumstances, for operation in the frequency range 406.0 - 406.1 MHz if the apparatus is to be used in
or near North America.
VXR-7000 FM REPEATER OPERATING MANUAL1
Controls & Connectors
Front Panel
POWER Switch
①
This is the main power switch for the repeater.
LED Indicators
②
AC: This LED glows green during AC operation.
DC: This LED glows yellow during DC operation.
MIC Jack
③
This 8-pin modular jack accepts the microphone input, and provides a standby control line to activate
the transmitter when using the “BASE” mode of
operation. This jack also provides a “Hook” control
line, as well as a “Clone Data” line.
BASE/REPEATER Switch
④
This switch toggles the operating mode between the
“REPEATER” mode and the “BASE” transceiver
mode. When the “REPEATER” mode is selected, the
LED above it glows green. While in the “BASE”
mode (the green LED is off), you can speak into the
microphone to use it as a transceiver. For normal
repeater operation, set this switch to the “RE-PEATER” mode.
LOCAL/REMOTE Switch
⑤
This switch toggles the control mode between the
“REMOTE” mode and “LOCAL” mode. When the
“LOCAL” mode is selected, the LED above it is off,
and the repeater operates according to the control
data programmed into the repeater. While in the
“REMOTE” mode, the LED glows green, and the
repeater operates according to the control instructions received from an external device (connected
to the ACC jack on the rear panel).
MONITOR Switch
⑥
This switch selects the “Squelch” (receiver mute)
mode. When the green LED above it is off, “Tone”
or “Coded” squelch is active. When you press this
switch momentarily, the green LED will glow steadily;
in this condition, only “noise squelch” is active, and
any signal present on the channel will be heard. If
you press and hold this switch for more than 2 second, the green LED will blink and the squelch will
open; in this condition, background noise will be
heard if no signal is present.
ACCESSORY Switch
⑦
This switch can be set up for special applications,
such as High/Low power selection, as determined
by your Vertex Standard dealer. The LED above it
glows green when this function is activated. For further details, contact your Vertex Standard dealer.
VOL Knob
⑧
This control knob adjusts the receiver volume level
from the front panel speaker. If desired, this control
knob may be set fully counterclockwise when repeater monitoring is not needed.
SQL Knob
⑨
This control knob selects the noise squelch threshold level. Set it to a position just above the point
where the BUSY lamp goes out when no signal is
present.
Channel Selector Buttons (p and q)
⑩
Press one of these buttons to select the operating
channel.
VXR-7000 FM REPEATER OPERATING MANUAL2
Controls & Connectors
Channel Indicator
⑪
This seven-segment LED indicates the operating
channel number.
ANI Display
⑫
The ANI LCD (Liquid Crystal Display) indicates the
pre-programmed ANI message according to the ANI
code received.
TX/BUSY Indicator
⑬
The BUSY indicator glows green when the channel
is busy, and the TX indicator glows red when the
repeater is transmitting.
⑭
Rear Panel
ANI RESET Button
(1) ANI
Press this button to clear the message on the ANI
display, and turn off the LCD backlight.
(2) ENI
Press this button to turn off the Alert tone.
Press this button again to clear the message on
the ANI display, and turn off the LCD backlight.
EXT SP Jack
①
This 3.5-mm, 2-pin jack provides variable audio
output for an external speaker. The audio output impedance at this jack is 4 Ω ~ 16 Ω, and level varies
according to the setting of the front panel’s VOL control.
TX Antenna Jack
②
This N-type coaxial jack provides the transmitting
output signal for connection to the transmitting antenna or TX jack on the duplexer, if used. The output impedance requirement is 50 Ω.
RX Antenna Jack
③
This N-type coaxial jack accepts the receiver input
signal from the receiving antenna or RX jack on the
duplexer, if used. The input impedance requirement
is 50 Ω.
ACC Jack
④
This DB-25 connector provides a data interface between the microprocessor in the VXR-7000 and peripheral devices (such as the VX-TRUNK Unit).
LINE Jack
⑤
This 8-pin modular jack is used for remote control.
It provides TX and RX audio, TX keying, and squelch
status output. The TX and RX audio impedance is
600 Ω.
GND Terminal
⑥
For best performance and safety, the GND terminal
should be connected to a good earth ground using a
short, heavy, braided cable.
AC Jack
⑦
This receptacle accepts the AC power cord, which
should be connected to the AC mains supply or wall
outlet. The AC line voltage must match that for
which the repeater is wired.
BATT Terminal
⑧
These terminal posts accept 12~ 15 VDC for operating the repeater from a battery or other DC source.
When operating from AC mains, a small trickle current is present at these terminals to maintain battery charge. A battery rated for 12 volts, 55 Ah (minimum) is recommended for short-term emergency/
backup operation.
Never short-circuit these terminal while operating
from AC mains.
VXR-7000 FM REPEATER OPERATING MANUAL3
ACC Connector Port
The VXR-7000 repeater is provided with a 25-pin DB25F female connector for interconnections to accessories. Use a DB-25M 25-pin male connector to connect
accessories to the repeater. The pins on the accessory
connector are explained in detail as follows:
Pin 1: GND
Chassis ground for all logic levels and power supply return.
Pin 2: +13.8 V [Power Supply]
This pin provides 13.8 Volts, 1.0 A, regulated DC
from the repeater supply. Use a 1 A fuse in the external device’s DC line to prevent damage to the repeater.
Pin 3: TX AF IN [Analog Transmitter Input]
(Voice Band: 300 ~ 3,000 Hz)
Input impedance is approx. 600 Ω. This audio is injected before the splatter filter stage, so excess signal input levels are clipped.
Use shielded cable to connect to this pin, and connect the shield to GND.
Pin 4: TONE IN [Transmitter Input]
(Sub-audible Band: 6 ~ 250 Hz)
The input is high impedance (approx. 22 kΩ). Injecting too high a voltage here causes over-deviation of CTCSS or DCS, degrading performance. Use
shielded cable to connect to this pin, connecting the
shield to GND.
Pin 5: N.C. (No connection.)
Pin 6: DISC OUT [Analog Output]
(Wide-Band: 0 ~ 3,000 Hz)
Received signals with standard deviation produce
approx. 1 Vp-p audio at this pin. The output imped-
ance is approx. 600 Ω, and is extracted before the
de-emphasis and squelch circuitry. Use shielded
cable to connect to this pin, and connect the shield
to GND.
Pin 7: GND
Chassis ground for all logic levels and power sup-
ply return.
Pin 8: RSSI [Analog Output]
A DC voltage proportional to the strength of the signal currently being received (Receiver SignalStrength Indicator) is provided on this pin. This low
impedance output is generated by the receiver IF
sub-system and buffered by an internal op-amp.
Typical voltages are graphed as follows:
Pin 9: COAX. SW [Logic Output (Active Low)]
This output is intended for controlling an external
coaxial switching relay. It is an open collector output which can sink approx. 10 mA when active. This
signal only switches if the repeater has been programmed for “SIMPLEX” mode. If programmed
for “DUPLEX,” the signal remains open (high impedance) at all time.
Pin 10: N.C. (No connection. )
Pin 11: NSQ DET
This is an open-collector, active-low output capable
of sinking about 10 mA. It indicates that the receiver
squelch is open. If the squelch control is properly
set, this indicates a carrier on the receiver channel.
Pin 12: EXT PTT
This input is internally pulled up to 5 VDC. When
pulled low by an external device, it keys the repeater
transmitter while the repeater is operating in the
“BASE” mode. Avoid voltage in excess of 5 V on
this pin, or internal damage to the microprocessor
on the repeater CNTL Unit may result.
ACC Jack
DB-25 Pin Numbering
VXR-7000 FM REPEATER OPERATING MANUAL4
ACC Connector Port
Pin 13: GND
Chassis ground for all logic levels and power supply return.
Pin 14: GND
Chassis ground for all logic levels and power supply return.
Pin 15: N.C. (No connection. )
Pin 16, 17, 18, & 19: REMOTE CH DATA
[Logic Inputs D3, D2, D1, and D0] (Active Low)
These inputs are internally pulled up to 5-V DC.
When pulled low by an external device, they select
one of the 16 pre-programmed repeater operating
channels. The logic truth table below shows the combinations for selecting all 16 channels.
In the truth table, “1” represents no connection, and
“0” represents a ground connection on the pin.
The channel selection logic is not inhibited while the
transmitter is keyed: the repeater will change frequency when instructed, even while transmitting.
Avoid voltage in excess of 5 V on these pins or internal damage to the microprocessor on the repeater
CNTL Unit may result.
Channel
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
Pin 16
(D3)
1
1
1
1
1
1
1
1
0
0
0
0
0
0
0
0
Pin 17
(D2)
1
1
1
1
0
0
0
0
1
1
1
1
0
0
0
0
Pin 18
(D1)
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
Pin 19
(D0)
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
Pin 20: GND
Chassis ground for all logic levels and power supply return.
Pin 21: A-OUTPUT [Logic Output] (Active Low)
This open collector logic output is pulled low when
the front panel’s ACCESSORY key is turned on. It
can sink approx. 10 mA when active.
Pin 22: RXD LOW
[Digital Output for DATA Communications]
(300 ~ 3,000 Hz)
This pin is an output for low speed receiving data
signals, with the data being extracted after the deemphasis and low pass filter stages.
Pin 23: RXD HI
[Digital Output for DATA Communications]
This pin is an output for high speed receiving data
signals, with the data being extracted immediately
after the discriminator prior to any de-emphasis).
Pin 24: TXD LOW
[Digital Input for DATA Communications]
(300 ~ 3,000 Hz)
This pin is intended to be used as a low speed digital data signal input to the repeater. This digital data
signal is injected before transmitter pre-emphasis
and limiting stage, so excess signal input levels are
clipped.
Pin 25: TXD HI
[Digital Input for the DATA Communications]
This pin is intended to be used as a high speed digital data signal input to the repeater. This digital data
signal is injected after transmitter splatter filter stage.
VXR-7000 FM REPEATER OPERATING MANUAL5
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