C 480 B comb-ULS/61

C 480 B-ULS Microphone preamplifier for the ULS modular studio condenser microphone system from AKG. All electrical parameters of the preamplifier shall be maximally linear and its gain shall be switchable on the microphone to +6, 0, or –10 dB. Frequency range: 10–30,000 Hz; electrical impedance: <150 ohms.; switchable bass cut filter: 12 dB/octave at 70 or 150 Hz. The microphone shall be capable of operating on phantom power at 48 V to DIN 45596. The case shall be no larger than 21 mm (0.8 in.) in diameter and 150 mm (6 in.) long. The maximum net weight of the preamplifier shall be 115 g (4 oz.).

CK 61-ULS
Cardioid microphone capsule for the ULS modular studio condenser microphone system from AKG. All acoustical parameters shall be highly linear. The capsule shall provide an excellent front-to-back ratio throughout a wide frequency range. The capsule shall be temperature stable and highly reliable, with a gold plated contact-pin for connection to the C 480 B preamplifier. When attached to the C 480 B power supply module, the capsule shall perform to the following specifications: Frequency range: 20–20,000 Hz; sensitivity at 1 kHz: 40/20/6.3 mV/Pa selectable; maximum SPL: 134/140/144 dB SPL for 0.5 % T.H.D.; equivalent noise level: 13/11/17 dB-A. The case shall be no larger than 21 mm (0.8 in.) in diameter and 23 mm (0.9 in.) long inclusive of the contact pin. The maximum net weight of the capsule shall be 25 g (0.9 oz.).