Introducing the C1500, Our Most Compact Battery-powered Underwater Acoustic Modem Yet.
December 15, 2025 | Popoto NewsIntroducing the C1500, our most compact battery-powered underwater acoustic modem yet.
Built on our latest generation of modem and including a 22.2 V, 2500 mAh lithium-ion battery, the C1500 provides an all-in-one package for system integration and deployment. The C1500 features a compact 300mm x 76mm x 76mm rugged aluminum enclosure depth rated to 2000m, allowing for use in deep underwater environments.
Being built on our PMM4511 modem board set, it inherits all its signature features:
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High-power transmitter with outputs of up to 175–180 dB re 1 µPa @ 1 m
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Support for modulation schemes with data rates from 80 bps up to 10,240 bps
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Advanced two-way acoustic ranging delivers with <0.3 m accuracy
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Baseband and passband waveform playback and recording during modem use.
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1.4GHz Arm® Cortex®-A53 processor running Linux for user customization
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Python, MATLAB®, C++, and JSON APIs
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32GB of internal storage (~20GB usable) expansion via microSD up to 1.5TB+
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A web interface and pShell for easy configuration and operation
Technical Details
Download the technical specifications sheet at www.popotomodem.com/documentation for more in-depth information or visit the Popoto Store to purchase today.
Contact info@popotomodem.com for more details.