millennia td-1 用户手册
TD-1
36
TWIN DIRECT TD-1 SPECIFICATIONS
GENERAL
Instrument / DI Input Amplifier Topology
TUBE: Selected dual triode vacuum tube (250V)
SOLID STATE: All discrete J-FET amplifier (50V)
SOLID STATE: All discrete J-FET amplifier (50V)
THD + Noise, 20 Hz - 30 kHz (35 dB Gain)
0.0005% typical mic / line, 0.03% typical vacuum tube
Intermodulation Distortion
0.0009% typical mic / line, 0.03% typical vacuum tube
Frequency Response @ -3 dB points
3 Hz to 300 kHz, typical. Varies with path & topology
Frequency Response @ -0.5 dB points
7 Hz to 100 kHz, typical. Varies with path & topology
Frequency Response, DIT-01 Transformer
Better than 3 Hz to 300 kHz (+/- 3.0 dB)
Frequency Response, DI - Tube Path
-1.0 dB, better than 10 Hz to 40 kHz
Frequency Response, DI - SS Path
-1.0 dB, better than 5 Hz to 100 kHz
Maximum Balanced Mic Input Level
+23 dBu (Pad not engaged)
Maximum Balanced Line Input Level
+23 dBu (+43 dBu Pad engaged, or >100 Volts RMS)
Maximum DI Input Level (Tube & SS)
+18 dBu (+26 dBu Pad engaged, or >15 Volts RMS)
Maximum Output Level
+32 dBu active balanced outputs, +26 dBu unbal outputs
Maximum System Gain
45 dB standard (65 dB with optional HV-3 mic preamp*)
Input Impedance (mic)
6,200 ohms, nominal with phantom power engaged
Input Impedance (line)
6,900 ohms, pad out.
Input Impedance (DI - Tube & SS)
switchable: 470K ohms / 2M ohms / 10M ohms
Output Impedance
24.3 (x2) ohms balanced. 49.9 ohms unbalanced
Noise (Mic)
(EQ out, 60 dB gain)
-128 dB EIN, 150 ohm source
Noise (Line) (EQ in, 10 dB gain)
-105 dBu
Noise (DI) (EQ in, 10 dB gain)
-90 dBu
Common Mode Rejection Ratio, mic in
> 60 dB typical, 100 mV CM (10 Hz - 100 kHz)
> 80 dB typical @ 60 & 120 Hz, 100 mV CM
> 80 dB typical @ 60 & 120 Hz, 100 mV CM
Phase Error (EQ out)
Less than +/- 5 degrees 50 Hz to 20 kHz, typical
Three-pin XLR Polarity
Pin 2 = positive polarity, Pin 1 = ground
¼” Phone Polarity (unbal)
Sleeve = ground, Tip = positive polarity
¼” Phone Polarity (balanced)
Sleeve = ground, Tip = pos pol, Ring = neg pol
EQUALIZER
Maximum Boost & Cut
+/- 15 dB (21 step detent)
Parametric “Q” Adjustment Range
Q = 0.4 to 4.0, sweepable
Low Freq (LF) Parametric Sweep Freqs
20 Hz to 220 Hz -or- 200 Hz to 2.2 kHz (sw selectable)
High Freq (HF) Parametric Sweep Freqs
250 Hz to 2.5 kHz -or- 2.5 kHz to 25 kHz (sw selectable)
Bypass Selection on Each E.Q. Band?
Yes
E.Q. IN / OUT Switch?
Yes
E.Q. Topology
Solid State
ELECTRO-MECHANICAL
Power Consumption
35 Watts, nominal
Power Requirements
100 VAC to 240 VAC, 50/60 Hz, selectable
Fuses (2 required) 100-120VAC Mains
2 ea 1.0 A (5x20mm, U.S. slow-blow, 250V)
200-240VAC Mains
2 ea 500 mA (5x20mm, U.S. slow-blow, 250V)
Internal DC Power
+250V, +48V, +25V, -25V, +18V, -18V, +12.6V, +5V
Dimensions
approximately 8.5" W x 13" D x 3.5" H
Net Weight
approximately 15 pounds
* Maximum HV-3 preamplifier gain can be factory modified up to 85 dB upon customer request.
Millennia Media reserves the right to change specification and delivery without notice.
Millennia Media reserves the right to change specification and delivery without notice.