User Manual

Battery Life
Up to 16 hours
Guitar Tuner
±1 centTuning Accuracy
F#0 to C8Tuning Range
Channel Count
4 typical, Up to 8 maximum
GLXD1
GLXD1
Dimensions
90 x 65 x 23 mm (3.56 x 2.54 x 0.90 in.), H x W x D (without antenna)
Weight
132 g (4.7 oz.) without batteries
Power Requirements
3.7 V Rechargeable Li-Ion
Housing
Cast Metal, Black Powdercoat
Input Impedance
900 kΩ
RF Output Power
10 mW E.I.R.P. max
Transmitter Input
Connector
4-Pin male mini connector (TA4M)
Configuration
Unbalanced
Maximum Input Level
1 kHz at 1% THD
+8.4 dBV (7.5 Vp-p)
Antenna Type
Internal Monopole
Pin Assignments
TA4M
ground (cable shield)1
+ 5 V Bias2
audio3
Tied through active load to ground (On instrument adapter
cable, pin 4 floats)
4
Shure IncorporatedGLXD4 Wireless Receivers
15/192017/10/23