1
RNDI:
Active Transformer Direct Interface
User Guide
RNDI Specifications
Noise
:
Measured Output, un-weighted, 22Hz-22kHz, source impedance 150 Ohms to 10K Ohms
Better
than
-110dBV
Input Impedance
Instrument
Setting 2.2
Meg
Ohm
Speaker
Setting
200k
Ohm
Output Impedance
Less
than
40
Ohms
Frequency Response
+/-
0.25db
25Hz
–
44kHz
+/-
1dB
12.5Hz
–
63kHz
-3dBu
92kHz
Maximum Input Level
Instrument
=
+21dBu
Typical
Speaker
=
+41.5dBu,
92
Vrms
(266Vp-p)
Maximum Output Level
+11.5dBu output at maximum input level
Total Harmonic Distortion plus Noise
@ 1kHz, +20dBu input level
0.25% Typical (2nd and 3rd harmonic)
@ 1kHz, -20dBu input level
0.015% Typical (2nd and 3rd harmonic)
@ 20Hz, -20dBu input level
0.75% Typical (2nd and 3rd harmonic)
Power
Requirements
Phantom powered, 4.5mA @ +48VDC
Weight
1.5lbs
Dimensions
6.25” long x 4”wide x 1.5” high
PN: 775-00022
