12
Back Panel Jumper Function Table
Back Panel Jumper (JH1)
Function
1
2
3
4
5
6
7
8
Setting
Audio Input
Resistance
on
x
x
x
x
x
x
x
22 Ohms
Audio Input Resistance
off
x
x
x
x
x
x
x
2 kOhms
Voice Noise
Reduction
Aggressiveness (NRr
)
x
on
x
x
x
x
x
x
Normal
Voice Noise Reduction
Aggressiveness (NRr
)
x
off
x
x
x
x
x
x
Less Aggressive
Voice Bandpass Filter
Bandwidths
x
x
on
x
x
x
x
x
Low Set
(1.6,2.0,2.4 kHz.)
Voice Bandpass Filter
Bandwidths
x
x
off
x
x
x
x
x
High Set
(1.8, 2.4, 3.1 kHz.)
CW Filters Center
Frequency
x
x
x
off
off
off
x
x
400, 500 Hz.
CW Filters Center
Frequency
x
x
x
on
off
off
x
x
400, 600 Hz.
CW Filters Center
Frequency
x
x
x
off
on
off
x
x
400, 800 Hz.
CW Filters Center
Frequency
x
x
x
on
on
off
x
x
500, 600 Hz.
CW Filters Center
Frequency
x
x
x
off
off
on
x
x
500, 800 Hz.
CW Filters Center
Frequency
x
x
x
on
off
on
x
x
600, 800 Hz.
CW Filters Center
Frequency - Collins
x
x
x
off
on
on
x
x
1350, 1500 Hz.
Not used
x
x
x
on
on
on
x
x
Data Filters Mark-
Space Frequency
x
x
x
x
x
x
off
off
2125-2295 Hz.
2110-2310 Hz.
Data Filters Mark-
Space Frequency
x
x
x
x
x
x
on
off
2025-2225 Hz.
Data Filters Mark-
Space Frequency
x
x
x
x
x
x
off
on
1615-1785 Hz.
1600-1800 Hz.
Data Filters Mark-
Space Frequency
x
x
x
x
x
x
on
on
1275-1445 Hz.
1260-1460 Hz.
Note: 1. "x" indicates the jumper does not affect the function or setting on its row.
2. BOLD type indicates default factory setting.
3. To maintain the integrity of the EMI prevention measures in this unit, it is
important to replace all hardware if the unit is reassembled after opening the housing.
Summary of Contents for DSP-9+
Page 1: ...DSP 9 Audio Noise Reduction Filter Operating Manual Version 3 0A Timewave Technology Inc ...
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