RDL STM-2X Stick-On Series Switchable Low Noise Microphone Preamplifier
Availability:
In StockAvailable for shipment within one business day, or pickup from our Jamaica, NY warehouse during regular business hours.
Description
The X is the ideal choice in many installations where a microphone preamplifier is required, and is the ideal choice where either a toggle-type switch or push-to-talk switch is to be provided for microphone control, particularly if condenser microphones are used.
-
Features:
- Quiet Switching of Condenser Microphone
- Remote Microphone Soft-Switching
- Switch a Mic-Level Source to a Mic or Line Level Output
- Remote Toggle Switch or Push-to-Talk Button
- Adjustable Preset Gain on Microphone Source
| Input: | 500 balanced 5 k unbalanced |
| Phantom: | 24Vdc IEC 1938: 1996-12, Filtered |
| Outputs (2): | |
| Line Level: | +4 dBu 150 balanced |
| Mic Level: | -45 dBu 150 balanced |
| Headroom: | > 20 dB |
| Gain: | |
| Line Level Output: | Adjustable 35 to 65 dB |
| Mic Level Output: | Adjustable -15 to 15 dB |
| Frequency Response: | 50 Hz to 20 kHz (+/-1 dB) |
| THD+N: | < 0.05% (50 d gain) |
| Residual Noise ON: | < -70 dB (below to +4 dBu 150 source @ 50 dB gain) |
| OFF Attenuation: | > 100 dB (1 kHz) > 80 dB (50 Hz to 20 kHz) |
| Switch Control Input: | Connect to ground to activate signal 0.5 mA maximum current required |
| Switching Time: | < 5 ms (soft-switching transition on or off) |
| CMRR: | > 60 dB (50 Hz or 20 kHz) |
| Phantom Power Input: | 24 to 33 Vdc @ 10 mA maximum |
| Power Requirement: | GROUND-REFERENCED, 24 to 33 Vdc @ 25 mA |
| Ambient Operating Environment: | 0 degrees C to 55 degrees C |
The X is the ideal choice in many installations where a microphone preamplifier is required, and is the ideal choice where either a toggle-type switch or push-to-talk switch is to be provided for microphone control, particularly if condenser microphones are used.
-
Features:
- Quiet Switching of Condenser Microphone
- Remote Microphone Soft-Switching
- Switch a Mic-Level Source to a Mic or Line Level Output
- Remote Toggle Switch or Push-to-Talk Button
- Adjustable Preset Gain on Microphone Source
| Input: | 500 balanced 5 k unbalanced |
| Phantom: | 24Vdc IEC 1938: 1996-12, Filtered |
| Outputs (2): | |
| Line Level: | +4 dBu 150 balanced |
| Mic Level: | -45 dBu 150 balanced |
| Headroom: | > 20 dB |
| Gain: | |
| Line Level Output: | Adjustable 35 to 65 dB |
| Mic Level Output: | Adjustable -15 to 15 dB |
| Frequency Response: | 50 Hz to 20 kHz (+/-1 dB) |
| THD+N: | < 0.05% (50 d gain) |
| Residual Noise ON: | < -70 dB (below to +4 dBu 150 source @ 50 dB gain) |
| OFF Attenuation: | > 100 dB (1 kHz) > 80 dB (50 Hz to 20 kHz) |
| Switch Control Input: | Connect to ground to activate signal 0.5 mA maximum current required |
| Switching Time: | < 5 ms (soft-switching transition on or off) |
| CMRR: | > 60 dB (50 Hz or 20 kHz) |
| Phantom Power Input: | 24 to 33 Vdc @ 10 mA maximum |
| Power Requirement: | GROUND-REFERENCED, 24 to 33 Vdc @ 25 mA |
| Ambient Operating Environment: | 0 degrees C to 55 degrees C |
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