Shure UHF-R User Manual download pdf (Page 17)

Shure UHF-R Wireless

Inputs and Outputs

UR1 Transmitter Audio Input

Connector: 4-Pin male mini connector (TA4M)

Input Configuration: Unbalanced, active

Maximum Input Level:

(1 kHz, 1% THD)

+10 dBu (sensitivity 0 dB)

+20 dBu (sensitivity –10 dB)

TA4M Connector Pin

Assignments:

Pin 1: Ground

Pin 2: +5 Vdc bias

Pin 3: Audio, 200 kΩ

Pin 4: Tied through active load (on main board)

to Ground.

(On instrument adapter cable, Pin 4 floats)

UR2 Transmitter Audio Input

Input Configuration: Unbalanced, active

Actual Impedance: >1 MΩ

Maximum Input Level:

1 kHz, 1% THD

+4.8 dBu

UR1 Transmitter RF Output

Connector: SMA

Actual Impedance: 50 Ω

Pin Assignments: Shell = Ground

Center = Signal

Receiver Input

Antenna Power

Connector Type: BNC IEC

Actual Impedance:

Ω

Nominal Input Level: –95 to –30 dBm 100-240 VAC, 50/60 Hz

Maximum Input Level: –20 dBm 240 VAC, + 10%,

50/60 Hz

Pin Assignments: Shell = Ground

Center = Signal

IEC Standard

Bias Voltage* 12 Vdc @ 150 mA

maximum

N/A

* For remote antenna amplifiers

Receiver Audio Output

Monitor (1/4”

Headphone)

1/4” Phone XLR

Output

Configuration:

Unbalanced

mono, 1/4 inch

Impedance

Balanced

Electrically

Balanced

Actual Impedance:

50 Ω 200 Ω 200 Ω (active

balanced)

(150 Ω mic)

Maximum

Output Level:

1 Watt @ 63 Ω +18 dBu +24 dBu

(–6 dBu mic)

with 100 Hz

modulating tone

Pin Assignments:

Tip = Hot

Ring = Hot

Sleeve = Gnd

Tip = Hot

Ring = no signal

Sleeve = Gnd

1 = Ground

2 = Audio +

3 = Audio –

Phantom Power

Protection:

No Yes Yes

Computer/Network Interface

Ethernet USB*

RJ45 USB Series B Receptacle

* USB-IF logo is a trademark of Universal Serial Bus Implementers Forum, Inc.

XLR

1/4" Phone

1/4" Monitor/headphone

RF Distribution Ports

RF IN RF OUT

Connector Type BNC BNC

Vdc Bias 12 Vdc @ 150 mA N/A

1 2 ... 12 13 14 15 16 17 18 19 20 21 22 ... 38 39

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Shure UHF-R User Manual Page 17

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