22
Specifications
UltraVoice Remote Interface (UVRI-B)
Table 14 Connectors on the Amplifier board (See Figure 2)
JP2
Speaker Output
1 – To Control board JP34 1 and 4
2 – To Speaker Common
JP3
Line C
Balanced Audio Line Input
1 and 2 – 1.33 to 10/25 V
rms
Audio Output (JP6) on the Control board
JP4
Audio Input Level Select
1 and 2 – 1.33 V
rms
line level
3 and 4 – 10 V
rms
5 and 6 – 25 V
rms
JP5
Line B
I
2
C port to I
2
C port (JP19) on Control board
JP7
Disable Line Fault
Shorted to disable speaker line fault detection
JP8
Line A
DC Power Input
1 – Ground – To JP21 (Amp -)
2 – +12.0 Vdc – To JP21 (Amp +)
JP9
Balanced Audio Line Output
JP10
Shorted when amplifier is NOT used in Stand-Alone mode
VR1
Volume Control
Configuration Jumpers
Table 15 Configuration Jumpers on the Control Board (See Figure 3)
JP1
Dual transceiver priority jumper
Jumper XCVR1 side to give transceiver #1 priority
Jumper XCVR2 side to give transceiver #2 priority
Jumper neither side, first carrier detect has priority
JP2
Transceiver #1 VOX Jumper
Short to use VOX for Carrier Detect
JP3
Short to force Carrier Detect of transceiver 1
JP9
25 V Output Line Fault Sense Disable, short to disable
JP11
600 ohm I/O Input Configuration Jumper Pins:
2-3 600 ohm audio in to receiver decoders
1-2 Audio from 600 ohm sent to amplifier when 600 ohm PTT is closed
JP12
600 ohm I/O Output Configuration Jumper Pins:
1-2 Output siren audio
2-3
Output radio transmit audio
JP13
10 V/25 V Output Configuration Jumper Pins:
1-2
25 V Output
2-3
10 V Output
JP15
Voice Output Configuration Jumper Pins:
1-2
Normal Equalization
2-3
Treble Boost
JP16
Fast DTMF Decode. Short for fast timing.
JP17
Disable Digital Receive. Short to disable.
