NuPower Xtender™ VU4GX02 User Manual
Rev 1.2
7
4
HARDWARE INTERFACE
The transceiver interface connector, “XCVR,” is SMA (female).
The antenna connector, “ANT,” is SMA (female).
The pin‐out definitions for the 15 pin Micro‐D socket connector, “CTRL/PWR,” are provided in
Table 4. In a typical installation, the amplifier module is mated to a host controller board via a
cable harness.
The ANT SMA connector is the antenna connection. This connection should always
be loaded into 50
Ω
, otherwise the amplifier could be damaged.
4.1
INTERFACE CONNECTOR
The NuPower Xtender VU4GX02 features a 15 pin Micro‐D interface connector for control, power, and
ground connections.
Table 4: NuPower Xtender Interface Pin‐Out Definitions
Socket No.
Name
I/0
Description
3, 4, 5, 6, 12, 13
V Supply
I
Primary Power (+28 VDC)
1, 7, 8, 10, 11, 14, 15
GND
I
Signal and Power Ground
2
Temp
O
Over Temperature Flag
9
TR_EN
I
Transmit / Receive Enable
The standard interface cable harness is comprised of 15 wires, includes a Micro‐D connector with pins,
and mates directly to the NuPower Xtender interface connector.
4.2
DC POWER
The nominal supply voltage for the NuPower Xtender VU4GX02 is +28 VDC.
4.3
GROUND
The signal and power grounds are tied together in the amplifier module.
