JVC SEA-R 7 General: Manufacturer: JVC Model: SEA-R 7 Type: S.E.A Graphic Equalizer Years of manufacture: 1981 - 1985 Made in: Japan Color: Aluminum front, gray metallic housing Power consumption: Dimensions (WxHxD): 435 x 157 x 328 mm Weight: 5.5 kg Connections: Number of inputs: Line In: Input impedance: 50 kOhm Tape 1, 2: Input impedance: 50 kOhm Tape DIN 1: Input impedance: 50 kOhm Number of outputs: 1 Line Out 2 V/max. 10 V, output impedance: 100 kOhm, (1Khz / 0.01% THD) Tape 1, 2: Tape DIN 1: Specifications: Frequency response: 10 to 100 kHz (+0 / -2dB) Distortion factor at 1 kHz: 0.001% External signal to noise ratio: 118 dB Tone control with 12 sliders each L + R Equalizer center frequencies: 16 Hz, 31.5 Hz, 63 Hz, 125 Hz, 250 Hz, 500 Hz, 1 kHz, 2 kHz, 4 kHz, 8 kHz, 16 kHz, 32 kHz Control range ± 6 dB, ± 12 dB, switchable Reverb equalizer center frequencies: 31.5 Hz, 63 Hz, 125 Hz, 250 Hz, + "Vocal". Delay: 0.04 - 1.2 s Special Features: Sliders for L + R separately 5 controls per channel for the delay time equalizer SEA character switchable: Normal, Reverse SEA Effect: On / Off SEA recording SEA overdubbing Output signal display "CROSS" mode REVERSE With this function, you can create great effects and adjust the sound to your liking. Note: Some of the dots of the display are not working anymore. (see photo)