Voice Logging Unit VLB-1

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Voice Logging Unit VLB-1

A unit for audio recording, logging, and transmission

  • The VLB connects to a desktop microphone and records audio with a timestamp attached.

  • By recording while pressing the Press to Talk (PTT) switch, the audio is saved as a talk file (audio file) linked to the corresponding time.

  • The recorded talk files can be used from an alarm monitoring system, a web system, or other dedicated systems.

Connection Diagram

image_vlb1_sys2

Included Application

Simply access it via a browser to check logs and play back audio data.

Specifications

Product TypeVoice Logging Box
Product Name

TSCaPID VLB-1

Model NumberVLB1-L1U1HR
Connectors / TerminalsFront Panel
  • Microphone: XLR receptacle (3-pin: 1 = GND, 2 = HOT, 3 = COLD)
    Includes 48V phantom power for condenser microphones
    ALC (Auto Level Control) supported
  • Headphone: Stereo mini jack
Rear Panel
  • LAN: RJ45 (100Base-TX)
  • USB: USB-A female (for audio memo backup only)
  • Contact: Screwless terminal
  • AC Power: 3P AC inlet (IEC-60320 C14)
SwitchesFront Panel
  • Power Switch: Push-lock switch with green LED
  • Phantom Power Switch: Slide switch
  • Gain Selector Switch: Slide switch (+0 dB ⇔ +20 dB)
  • PTT Switch: Non-lock switch with yellow LED
LEDs
  • Phantom Power Monitor: Red LED
  • Microphone Input Level Meter: 10-segment LED array
Contact SpecificationsPWR

PWR (DC 12V, max 130 mA)

  • +12V: Power supply for external TALLY LED
  • GND: GND for external TALLY LED
TALLY OUT
  • MOS FET relay output
    • Load voltage: Less than 32V
    • Continuous load current: 300 mA
    • ON resistance: Max. 1.5 Ω
  • OUT_DO(+): Contact for external TALLY LED
  • OUT_DO(–): Contact for external TALLY LED
PTT IN
  • Photocoupler input (DC 12V, operating current approx. 3 mA)
  • IN_DI(+): Contact for external PTT switch
  • IN_COM: Contact for external PTT switch
Compatible Wires
  • Solid or stranded wire: AWG24–AWG16 (recommended: AWG16)
  • Standard strip length: 11 mm
Power 
  • AC 100–240V
Apparent Power
  • 17 VA
Power Consumption
  • 8 W / 12 VA or less
Operating Temperature / Humidity
  • –5°C to 45°C
  • 20–90% RH (non-condensing)
Dimensions (W × H × D)
  • EIA 19-inch rack, 1U half size
  • 205 × 43.5 × 320 mm (excluding protrusions)
Weight
  • Approx. 1.5 kg
Accessories
  • AC 100V power cable
  • User manual

Note:
This product uses RAM storage for data saving. Therefore, saved data will not be retained after power-off or reboot.

Copyright (c) TrafficSim Co., Ltd.