ST-MX2 RADIO DESIGN LABS, ST-MX2 Datasheet - Page 2

• Manufacturer Part Number: ST-MX2
• Description: RDL UNIVERSAL AUDIO MIXER, POWER REQUIREMENTS: 24-33 VDC, 60 MA, APPLICATIONS: MIXING OF TWO AUDIO SOURCES. CONVERTS MONO LINE LEVEL SIGNALS FROM CONSUMER TO PROFESSIONAL, OR FROM PROFESSIONAL TO CONSUMER FORMAT
• Manufacturer: RADIO DESIGN LABS

STICK-ON
Model ST-MX2
Universal Audio Mixer
TYPICAL PERFORMANCE
Inputs (2):
Input range for +4 dBu output:
Input impedance:
Input or output configuration:
Outputs (2):
Output impedance:
Frequency Response:
THD+N:
IMD:
Output Level:
891-1075A
Mic:
Line:
Mic:
Line:
Mic:
Line:
MIC-LEVEL
JUMPERS
SOURCE
INSTALL
EACH INPUT OR OUTPUT MAY BE BALANCED OR UNBALANCED
BALANCED
MIC-LEVEL
SOURCE
FOR
SIGNAL
FROM
MIC
®
MIC 1
MIC
Selectable mic or line
-45 dBu to -65 dBu; max input: -28 dBu
-18 dBV to +10 dBu max input: +22 dBu
Mic: 200 Ω; Line: 20 kΩ bridging
Balanced or unbalanced
MIC and LINE
150 Ω (mic or line)
25 Hz to 50 kHz (+/- 1 dB)
10 Hz to 30 kHz (+/- 0.25 dB)
< 0.05% (25 Hz to 20 kHz)
< 0.005%
< 0.004%
Mic: -45 dBu; line: +4 dBu
SERIES
Europe [NH Amsterdam] (++31) 20-6238 983; Fax: (++31) 20-6225-287
A
DUAL MIC PHANTOM ADAPTER
BALANCED
MIC-LEVEL
OUT
(DYNAMIC)
SOURCE
PHANTOM VOLTAGE ADJUSTMENT
SIGNAL
FROM
POWERED MIC CONNECTION
AS PHANTOM VOLTAGE SOURCE)
INPUT A
MIC
U.S.A. [phone], [phone]; Fax: [phone]
(USING ST-MPA-2 MODULE
MIC 2
BALANCED
LINE-LEVEL
GAIN A
OUT
FEEDING
SIGNAL
THE ST-MPA2 AND
EQUIP.
Radio Design Labs Technical Support Centers
BALANCED
POWER SUPPLY
OPERATE FROM
LINE
ST-MX2 MAY
THE SAME
PWR
OUTPUTS
PWR IN
BALANCED
MIC-LEVEL
FEEDING
SIGNAL
EQUIP.
MIC
MIC
A
GAIN B
INPUT A
LINE-LEVEL
BALANCED
GAIN
INPUT B
SOURCE
SIGNAL
FROM
MIC
Headroom:
Noise:
CMRR:
Power Requirement:
referenced
B
LINE-LEVEL
SUPPLY
JUMPERS
WIRING
SOURCE
Mic Input:
Line Input:
Output:
Mic:
Line:
Mic:
Line:
PARK
FOR
MIC
A
LEVEL
ADJUST
LEVELS
ON
METER
INPUT A
+4 dBu
Installation/Operation
GAIN A
EN55103-1 E1-E5; EN55103-2 E1-E4
Typical Performance reflects product at publication time
exclusive of EMC data, if any, supplied with product.
Specifications are subject to change without notice.
LINE
SOURCE
POWER
24 VDC
OUTPUTS
PWR IN
MIC
UNBALANCED
A
UNBALANCED
TYPICAL
INPUT
INPUT A
MIC
> 22 dB (rel. –50 dBu)
> 32 dB (rel. –60 dBu)
> 18 dB (rel. +4 dBu)
> 20 dB (rel. +4 dBu)
< -70 dB (150 Ω source; rel. +4 dBu)
< -80 dBA (200 Ω source; rel. +4 dBu)
(mics set to 50 dB gain)
< -90 dB (referred to +4 dBu)
> 65 dB (50 Hz to 120 Hz)
> 45 dB (50 Hz to 120 Hz)
24 to 33 Vdc @ 60 mA, Ground-
GAIN B
GAIN A
UNBALANCED
INPUT B
TYPICAL
OUTPUT
LINE
RDL PS-24
SUPPLY
OUTP
PWR
TYPE
MIC
B