Designed for communication systems — mobile and fixed station — including police, fire, utilities, transportation, commercial, and industrial applications.
- Frequency response designed for voice communications
- Rugged, high impact ARMO-DUR® case
- Double-pole, single-throw PTT switch designed for constant usage
- Four conductor, shielded, bare-ended (no connector) coil cord
- Does not require DC power for operation
- Mounting bracket included
|Frequency Response||100 to 6,000 Hz|
|lmpedance||Microphone rating impedance is 150 ohms (200 ohms actual) for connection to microphone inputs rated at 19 to 300 ohms.|
|Output Level||Open Circuit Voltage: -36.5 dB (15 mV)* -56.5 dBV/Pa (1.5 mV)** *0 dB = 1 volt per 100 microbars **1Pascal = 94 dB SPL|
Additional specifications are available in the user guide.
Dimensions of R103 / 514B Element
R103 replacement mic element for the 514B: diameter: 42 mm; depth: 18 mm
527C as a replacement for model 104C
The 104C is a carbon mic. Shure no longer makes a carbon mic. The 514B is NOT a replacement. ...
Two extra wires in certain Shure microphone models
Let's use the 514B User Guide. On page 1 of the User Guide, look at Table 1. &n...
Mic Level and Line Level -- What do they mean?
Some mixers have switches on the rear panel for setting each input jack or output jack for mic...
Difference between a dynamic and condenser microphone
Dynamic and condenser describe the operating principal used in a microphone. Operating pr...
Transformers - When to use and how does it work?
Audio Transformers Audio transformers can: 1) Step up (increase) or step down (decrease) a...
Get Live Support
Instructional articles, guides, demos and more! Our experts offer industry-proven tips and tricks to help you get the most from your gear.
Service & Repair
Detailed policy information regarding customer service numbers, service modifications, and replacement parts.