310 Appendix A: Parameter Lists
DM2000—Owner’s Manual
Effects Parameters

REVERB HALL, REVERB ROOM, REVERB STAGE, REVERB PLATE

One input, two output hall, room, stage, and plate reverb simulations, all with gates.

EARLY REF.

One input, two output early reflections.

GATE REVERB, REVERSE GATE

One input, two output early reflections with gate, and early reflections with reverse gate.

Parameter Range Description
REV TIME 0.3–99.0 s Reverb time
INI. DLY 0.0–500.0 ms Initial delay before reverb begins
HI. RATIO 0.1–1.0 High-frequency reverb time ratio
LO. RATIO 0.1–2.4 Low-frequency reverb time ratio
DIFF. 0–10 Reverb diffusion (left–right reverb spread)
DENSITY 0–100% Reverb density
E/R DLY 0.0–100.0 ms Delay between early reflections and reverb
E/R BAL. 0–100% Balance of early reflections and reverb
(0% = all reverb, 100% = all early reflections)
HPF THRU, 21.2 Hz–8.00 kHz High-pass filter cutoff frequency
LPF 50.0 Hz–16.0 kHz, THRU Low-pass filter cutoff frequency
GATE LVL OFF, –60 to 0 dB Level at which gate kicks in
ATTACK 0–120 ms Gate opening speed
HOLD 1
1. 0.02 ms–2.13 s (fs=44.1 kHz), 0.02 ms–1.96 s (fs=48 kHz), 0.01 ms–1.06 s (fs=88.2 kHz), 0.01 ms–981 ms
(fs=96 kHz)
Gate open time
DECAY 2
2. 6.0 ms–46.0 s (fs=44.1 kHz), 5.0 ms–42.3 s (fs=48 kHz), 3 ms–23.0 s (fs=88.2 kHz), 3 ms–21.1 s (fs=96 kHz)
Gate closing speed
Parameter Range Description
TYPE S-Hall, L-Hall, Random,
Revers, Plate, Spring Type of early reflection simulation
ROOMSIZE 0.1–20.0 Reflection spacing
LIVENESS 0–10 Early reflections decay characteristics (0 = dead, 10 = live)
INI. DLY 0.0–500.0 ms Initial delay before reverb begins
DIFF. 0–10 Reflection diffusion (left–right reflection spread)
DENSITY 0–100% Reflection density
ER NUM. 1–19 Number of early reflections
FB GAIN –99 to +99% Feedback gain
HI. RATIO 0.1–1.0 High-frequency feedback ratio
HPF THRU, 21.2 Hz–8.00 kHz High-pass filter cutoff frequency
LPF 50.0 Hz–16.0 kHz, THRU Low-pass filter cutoff frequency
Parameter Range Description
TYPE Type-A, Type-B Type of early reflection simulation
ROOMSIZE 0.1–20.0 Reflection spacing
LIVENESS 0–10 Early reflections decay characteristics (0 = dead, 10 = live)
INI. DLY 0.0–500.0 ms Initial delay before reverb begins
DIFF. 0–10 Reflection diffusion (left–right reflection spread)
DENSITY 0–100% Reflection density
HI. RATIO 0.1–1.0 High-frequency feedback ratio
ER NUM. 1–19 Number of early reflections
FB GAIN –99 to +99% Feedback gain
HPF THRU, 21.2 Hz–8.00 kHz High-pass filter cutoff frequency
LPF 50.0 Hz–16.0 kHz, THRU Low-pass filter cutoff frequency