F601A MIC-PRE Operating Manual
Fredenstein F601A Microphone Preamplifier The F601A is a high performance professional microphone preamplifier. It's innovative ZeroNegative-Feedback design improves low frequency and transient reproduction dramatically. In addition, the F601A delivers detailed high frequency information without being harsh, a truly silky and smooth experience.
Fredenstein F601A Microphone Preamplifier Gain Control: Microphone Preamplifier Gain Control, maximum +78dB when input transformer is activated, +58 dB in transformerless mode. Input Transformer: When lit, the input transformer (Lundahl LL1578XL) is inserted in the signal path, if not lit, the F601A work in the transformerless input mode. Any resulting change in gain is automatically compensated by the internal CPU.
Fredenstein F601A Microphone Preamplifier Technical Data: Frequency Response Distortion Input Noise Input Impedance Max. Input Level Output Impedance Max. Output Level Clip Indicator Input Attenuator High Pass Filter : : : : : : : : : : 20 Hz – 20,000 Hz, +/- 0.5dB < 0.1% < -129 dB > 1KOhm (300 Ohms LOW-Z) + 12 dBu 20 Ohms + 26 dBu + 24 dBu - 20 dB (automatic) 60 Hz (switchable) Fredenstein F601A Manual V1.
Contact Info: Fredenstein Professional Audio by Orion Communication 7F-1, No. 582, Ruei Guang Rd. Neihu District Taipei 114 Taiwan Phone : Email : Web : + 886-2-2657-2618 info@fredenstein.com www.fredenstein.
