AT4021
- End-address cardioid condenser microphone (Fixed-charge back plate, permanently polarized)
AT4040
- Side-address cardioid condenser microphone (freq. response: 20-20,000 Hz) (externally polarized)
AT4041
- Cardioid Electret Condenser Microphone
AT4047/SV
- Cardioid Condenser Side-Address Microphone
AT4047MP
- Side-address multi-pattern condenser microphone (freq. response: 20-18,000 Hz) (externally polarized)
AT4049b
- Omnidirectional Condenser End-Address Microphone
AT4050
- Side-address multi-pattern studio condenser microphone (freq. response: 20-18,000 Hz) (externally polarized)
AT4050ST
- Stereo Condenser Microphone (20-18,000 Hz frequency response)
AT4051b
- End-address cardioid condenser microphone (externally polarized)
AT4053b
- End-address hypercardioid condenser microphone (freq. response: 20-20,000 Hz) (externally polarized)
AT4080
- Bidirectional ribbon microphone, phantom powered (freq. response: 20-18,000 Hz)
AT4081
- Bidirectional ribbon microphone, phantom powered (freq. response: 30-18,000 Hz)