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AKG CU400 Chargin Unit for WMS450 and WMS470 Series Transmitters vs AKG CK49 Reference Shotgun Condenser Microphone Capsule
The CU400 is a charging unit for wireless transmitters; the CK49 is a microphone capsule—they serve entirely different functions and are not alternatives to each other. Choose the CU400 if you operate WMS450/WMS470 wireless systems and need reliable battery charging; choose the CK49 if you need a high-quality shotgun condenser capsule for field recording, broadcast, or dialogue capture.
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AKG CU400 Chargin Unit for WMS450 and WMS470 Series Transmitters
AKG CK49 Reference Shotgun Condenser Microphone Capsule
Specs side by side
| AKG CU400 Chargin Unit for WMS450 and WMS470 Series Transmitters | AKG CK49 Reference Shotgun Condenser Microphone Capsule | |
|---|---|---|
| Price | $390.00 | $361.00 |
| Brand | AKG | AKG |
| Condition | New | New |
Why choose AKG CU400 Chargin Unit for WMS450 and WMS470 Series Transmitters
- ✓ Dual-slot charging for WMS450/WMS470 transmitters keeps wireless systems ready
- ✓ Drop-in design eliminates battery removal, speeding up workflow between events
- ✓ Compact 188 × 115 × 78 mm footprint fits easily into touring or permanent racks
- ✓ Automatic voltage and temperature monitoring protects batteries from overcharge
Why choose AKG CK49 Reference Shotgun Condenser Microphone Capsule
- ✓ Hypercardioid 80° pickup pattern isolates dialogue and instruments while rejecting off-axis noise
- ✓ Reference-grade 64 dB SNR and 30 dB equivalent noise floor deliver clean audio in quiet settings
- ✓ Slim 0.79" H × 0.35" diameter housing fits unobtrusively on boom poles and gooseneck modules
- ✓ Gold-plated contacts with deep threads ensure reliable connections in high-use field conditions
Frequently asked questions
Are these products compatible with each other?
No. The CU400 is a charging unit for wireless transmitters; the CK49 is a microphone capsule. They perform completely separate functions and do not interface with each other.
What wireless systems does the CU400 work with?
The CU400 charges HT450/470 and PT450/470 transmitters from the AKG WMS450 and WMS470 wireless microphone series only. It is not compatible with other brands or older AKG models.
What type of microphone is the CK49 and where is it typically used?
The CK49 is a hypercardioid condenser capsule designed for field recording, broadcast, dialogue capture, and instrument isolation. It is a replacement capsule that mounts to compatible bodies or gooseneck modules and delivers reference-grade accuracy with minimal self-noise.
How long does a full charge take on the CU400?
The CU400 completes typical charge cycles in 1.5 to 3 hours, depending on battery capacity and current draw. It uses intelligent charging current ranging from 700 to 1400 mA and automatically terminates when batteries reach full capacity.