GCU250 - Microphone Bogen - Free user manual and instructions
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| Product Type | Condenser Gooseneck Microphone |
| Brand | Bogen |
| Model | GCU250 |
| Application | Public address and paging systems |
| Polar Pattern | Cardioid |
| Frequency Response | 50 Hz – 15,000 Hz |
| Output Impedance | 200 ohms balanced |
| Connector | 3-pin XLR male |
| Power Requirement | 12 – 48 V DC phantom power |
| Gooseneck Length | 280 mm (11.0 in) |
| Base Diameter | 70 mm (2.8 in) |
| Overall Height | 300 mm (11.8 in) |
| Weight | 0.4 kg (0.88 lb) |
| Material | Zinc alloy base and steel gooseneck |
| Finish | Black, non-reflective |
| Sensitivity | -45 dBV/Pa |
| Included Accessories | Base, gooseneck, foam windscreen |
| Maintenance | Wipe with a soft, dry cloth |
| Safety | Use only with phantom power 12–48 V DC |
| Spare Parts & Repairability | Replaceable gooseneck capsule and base assembly |
Frequently Asked Questions - GCU250 Bogen
Does the Bogen GCU250 require phantom power?
Yes, the GCU250 is a condenser microphone and needs phantom power from 12 to 48 V DC. Connect it to an input that provides phantom power.
How do I connect the GCU250 to my PA system?
Use a standard 3-pin XLR cable to connect the microphone to a mixer, preamp, or amplifier input that supports phantom power. Make sure the audio channel is muted before plugging in.
What is the polar pattern of this microphone?
The GCU250 has a cardioid polar pattern, which captures sound primarily from the front while rejecting noise from the rear and sides. This makes it ideal for paging and speech.
Can I bend the gooseneck to adjust the microphone position?
Yes, the gooseneck is flexible and can be bent to direct the capsule toward the sound source. Avoid sharp bends to prevent damage.
Is there an on/off switch on the GCU250?
No, the GCU250 is a continuous-on microphone without a built-in switch. To mute the audio, control the channel at the mixer or use an external mute switch.
What is the frequency response of the GCU250?
The microphone responds to frequencies from 50 Hz to 15,000 Hz, tailored for clear reproduction of the human voice.
How do I clean the GCU250 microphone?
Use a soft, dry cloth to wipe the base and gooseneck. Do not use water, solvents, or abrasive cleaners, and avoid getting moisture into the grille or connectors.
Can I replace the gooseneck or capsule if it is damaged?
Yes, the gooseneck and capsule assembly are field replaceable. Contact Bogen or an authorized service center to obtain the correct spare part.
What is the sensitivity of the GCU250?
The typical sensitivity is -45 dBV/Pa, meaning the microphone produces a moderate output level ideal for line inputs with phantom power.
Is the microphone suitable for outdoor use?
The GCU250 is designed for indoor use in paging and conferencing environments. Exposure to rain or extreme humidity may damage the condenser element and electronics.
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USER MANUAL GCU250 Bogen
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Product information
Brand : Bogen
Model : GCU250
Category : Microphone