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Lectrosonics SPN32I
32 Input 2RU Input Only Unit


Add inputs to your ASPEN system easily with the 32i input-only unit.
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Our Price: $5,443.16
List Price: $6,450.00
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Lectrosonics SPN32I
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Add inputs to your ASPEN system easily with the 32i input-only unit.  High-resolution, low-noise microphone preamplifiers featuring true 48 V phantom power provide studio-grade mic/line inputs for your audio system.  The 1 Gbs ASPEN port ties these units to others in the stack with ultra-low latency of 1.46 ms for the 32i.


  • Unlimited input expansion
  • TCP/IP Ethernet Addressable
  • Seamless auto-mixing with PGA™
  • 48-channel mix bus with full output matrixing
  • Simultaneous multi-point 3rd party and native control
  • Ultra-low 1.46 ms near-side latency for real-time audio


  • ASPEN port: 1Gbs control and audio data between ASPEN unit
  • Inputs: 32 mic/line
    - Gain: 0 dB to 56 dB, programmable in 8 dB steps
    - Input Level: 0 dBu nominal, max 20dBu
    - Input impedance: 8 k Ohms differential mode, 2 k Ohms common mode
    - Phantom power:     True 48 Volt
    - Dynamic range:   102 dB
    - EIN: -127 dBu (20 Hz - 20 kHz, unweighted)
    - THD + noise: 0.01%
  • Frequency response: 20 Hz – 21 kHz ± 1 dB
  • Latency: 1.46 ms

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