21
SPECIFICATIONS
NORMAL LIMIT
AMPLIFIER SECTION SYS-2120 SYS-2240 SYS-2120 SYS-2240
Rated Output Power (at THD 1%) 130W 245W 120W 240W
Output Level/Impedance
100V/83.3Ω 100V/41.7
Ω over than 100V
Tr ansformer Output 70V/4.0Ω 70V/20.4Ω over than 70V
25V/5.2Ω 25V/2.6Ω over than 25V
Direct Output 22V/4Ω 31V/4Ω 22V±3V 31V±3V
Pre Amp Output 0dB 0dB±1.5dB
Input Sensitivity/Impedance Mic 1~5 (Balanced) –60dB/20kΩ –60dB±3dB
Aux 1, 2 –10dB/20kΩ –10dB±3dB
Frequency Response
Mic 1~5 (Balanced) 64Hz~32kHz 100Hz~10kHz
(+1/-3dB, at Direct Out)
Aux 1, 2 40Hz~30kHz 80Hz~15kHz
(condition: 1/8 power, 4Ω load)
Total Harmonic Distortion
Mic 1~5 (Balanced) 0.18% 1%
(at Direct Out)
(condition: Rated Output,
Aux 1, 2 0.06% 1%
1kHz, 4Ω load)
Signal to Noise Ration
Mic 1~5 (Balanced) –61dB –50dB
(at Direct Out)
(condition: Rated Output,
Aux 1, 2 –79dB –65dB
1kHz, 4Ω load, 20kHz LPF)
Residual Noise
Master VR min. –69dB less than –60dB
(condition: at all VR min.,
Master VR max. –41dB less than –35dB
4ohm Output, 20kHz LPF)
Idle Current 5mV 5mV~10mV
DC Offset Voltage 0V 10mV±50mV
Graphic EQDC Offset Voltage
(63, 160, 400, 1k, 2.5k, 6.3k, 16k)
±10dB 10dB±3dB
DECK SECTION
Recording Bias Frequency 105kHz
Tape Seed Normal Speed 3.026kHz 3kHz (±50Hz)
High Speed 4.5kHz 4.5kHz (±100Hz)
Wow/Flutter (A Deck, B Deck) 0.25% 0.30%
Playback Frequency Response (A, B Deck) 100Hz – 10kHz 250Hz – 6.3kHz (±3dB)
Rec/Playback Frequency Response (A, B Deck) 100Hz – 10kHz 250Hz – 6.3kHz (±5dB)
Erase Ratio 45dB 40dB
Distortion (Normal Play) 1% 2%
Signal to Noise Ratio 40dB 35dB
Output (at OPT Out 100V Tap) 100V over than 90V