PC Boundary

Multi‑pattern boundary layer microphone

Summary & Images Specs Where to buy Downloads & Support

Easy switching between omni, cardioid, supercardioid, or figure “8” polar patterns
Versatility for different acoustic environments
Consistent microphone voicing across all four patterns
Easy-to-use mute switch, programmable for either latching on/off or momentary operation

The PC Boundary is a very low-profile area microphone that can be used on any surface and with virtually any mic mixer. Featuring multiple on-board polar patterns—three directional and one omni—the PC Boundary is ideal for any installation where premium-grade area coverage is required.

Specifications

Connector Type	3-pin XLR
Frequency Response (-3 dB)	50 - 20,000 Hz
Family	PolarChoice
Specifications

Power Requirement	12 - 52 VDC
Polar Pattern	Omni, Cardioid, S-cardioid & Figure 8
Mic Type	Boundary
Element	Dual condenser (back-electret)
Impedance, Low-Z balanced	200Ω
Open Circuit Voltage	31.5mV/Pascal
Case Material	Steel
Finish	Non-reflective camera black

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Downloads

Technical Documentations

Certification/Regulatory

Name	Language & Download
Miniature Gooseneck And Boundary Wired Microphones, Mean Time Between Failures (Mtbf) Declaration	EN
PolarChoice Mics UKCA Declaration of Conformity (2023-Aug)	EN
RE90-RE92-PolarChoice Mics EU Declaration of Conformity (2023-Aug)	EN

Engineering Data Sheet

Name	Language & Download
PC Boundary Multi-Pattern Engineering Data Sheet	EN

Manual

Name	Language & Download
PolarChoice PC Plus Drilling Template	EN

Service Policies

Name	Language & Download
Service Policies for Asia/Pacific Rim	EN

White Paper

Name	Language & Download
Audio 101 - Basic Audio Terminology	EN
Audio 101 - Loudspeaker Basics	EN
Audio 101 - Microphone Basics	EN
Microphone Facts- Axial Response	EN
Microphone Facts- The New Model 666R Joins the 666 Family	EN
PA Bible 03: Microphone Types	EN
PA Bible 08: Microphone Techniques	EN
PA Bible 15: Barrier Miking	EN
The EV PA Bible	EN
The PA Bible Chapter Zero	EN