Symetrix 303

A Stereo Level Matching Amplifier that accepts balanced or unbalanced inputs and converts them to

balanced or unbalanced outputs.  Use the 303 to interface a consumer DAT, cassette recorder or

computer sound card to a professional recording console or to other +4dBu nominal level equipment.

Features

• Half rack space, Stereo level matching amplifier.

• Applications: Studio, Broadcast, Installed Sound and Podcasting.

• Simple, affordable conversion of consumer audio to pro audio without loss of information.

• Accepts balanced or unbalanced inputs and converts them to balanced or unbalanced outputs.

• External power supply ensures quiet operation.

• XLR and RCA inputs and outputs.

 Technical Specifications

Input/Output: +4dBu to -10dBV Circuit

• Maximum Input Level: +28 dBu Balanced, +22dBu Unbalanced

• Maximum Output Level: +18 dBV Unbalanced

• Input Impedance: 40k Ohms Balanced, 20k Ohms Unbalanced

• Output Impedance: 100 Ohms Unbalanced

• Input Common Mode Rejection: >40dB

 Performance Data: +4dBu to -10dBV Circuit

• Frequency Response: 10 Hz to 30 kHz, +0, -1dB

• THD+Noise: <.005% at +28dBu

• Gain: -12dB

 Input/Output: -10dBV to +4dBu Circuit

• Maximum Input Level: +8dBV Unbalanced

• Maximum Output Level: +22 dBm Balanced, 600 Ohm load +18dBm Unbalanced, 600 Ohm load

• Input Impedance: 100k Ohms Unbalanced

• Output Impedance: 200 Ohms Balanced, 100 Ohms Unbalanced

Performance Data: +4dBu to -10dBV Circuit

• Frequency Response: 10 Hz to 30 kHz, +0, -1dB

• THD+Noise: <.005% at +8dBV

• Gain: +12dB

Connections

• Input: XLR, RCA jacks

• Output: XLR, RCA jacks

• Power In: 7 pin DIN

Physical

• Size (hwd) 1.75 x 8.5 x 6.5 in., 4.445 x 21.59 x 15.875 cm.

• Shipping Weight 4.5 lbs

 Electrical

• Power Requirements 117V AC nominal, 95-130V AC, 50 to 60 Hz 230V AC nominal, 165-255V AC, 50Hz