DSP-599zx Audio Noise Reduction Filter
vii
Table of Contents
“I don’t want to read the whole manual just to turn it on.” iii
What is packed with your DSP-599zx .........................................................................iii
What is not packed with your DSP-599zx that you will need ...................................iii
Quick Start Setup ...........................................................................................................v
Voice Mode ....................................................................................................................vi
CW Mode .......................................................................................................................vi
Data Mode ......................................................................................................................vi
Introduction 1-1
Digital Signal Processing............................................................................................ 1-1
DSP-599zx Overview ..................................................................................................1-1
Signal Flow ..............................................................................................................1-2
Front Panel Controls ..................................................................................................1-3
Back Panel Connectors............................................................................................... 1-4
Features Common to All Modes ................................................................................1-5
Random/Tone Noise Reduction ...............................................................................1-5
Adaptive Multi-tone and Manual Notch Filtering (Tone noise reduction) ..............1-5
Dual Channel Operation ..........................................................................................1-5
Visible Memories .....................................................................................................1-6
Automatic Gain Control ..........................................................................................1-6
Bypass Control .........................................................................................................1-7
Operating Modes .........................................................................................................1-7
Voice Mode .............................................................................................................1-8
Highpass/Lowpass Filters .....................................................................................1-8
Random Noise Reduction .....................................................................................1-8
Adaptive Multi-tone and Manual Notch Filtering (Tone noise reduction) ...........1-9
CW Mode .................................................................................................................1-9
Bandpass Filters ....................................................................................................1-9
Random Noise Reduction ...................................................................................1-10
Manual Notch Filtering .......................................................................................1-10
Marker Tone ........................................................................................................1-10
CW Tone Pitch Shift ...........................................................................................1-10
Data Mode .............................................................................................................1-11
Bandpass Filters ..................................................................................................1-11
Data Tuning Function .........................................................................................1-12
Random Noise Reduction ...................................................................................1-12
RTTY Modem .....................................................................................................1-12
RTTY Remodulator ............................................................................................1-12
RTTY FSK Test Signals .....................................................................................1-13
Test Instrument Mode ............................................................................................1-13
Audio Millivoltmeter ..........................................................................................1-13
Audio Signal Generator .......................................................................................1-14
Two-Tone Generator ...........................................................................................1-14
CTCSS Tone Decoder .........................................................................................1-14
Set-up Mode ...........................................................................................................1-15