JVC SEA-11 Graphic Equalizer
The SEA-11 (and SEA-11b black version) were Stereo Graphic Equalizers with 7 frequency equalizer controls per channel manufactured by the JVC Corporation. It had the following features.
- 7 frequency equalizer controls per channel
- S.E.A. recording on/off switch
- -6 dB input attenuator to prevent overload distortion
- Transistor inductors for expanded dynamic range
- Slim, low-profile styling
Specification
| Tape Monitor (input impedance) | 47 kΩ |
| Tape Record (output impedance) | 2.2 Ω |
| Rated output (at flat) | 1 V rms |
| Maximum Output | 4.5 V rms |
| THD | 0.03 % |
| Frequency Response | 10 Hz to 50 kHz |
| SNR | 110 dB |
| Centre Frequencies | 63 Hz, 160 Hz, 400 Hz, 1 kHz, 2.5 kHz, 6.3 kHz, 16 kHz |
| S.E.A. Control Range | ±10 dB |
| Input Attenuator Level | -6 dB |
| Dimensions | 435 mm × 61 mm × 198 mm |
| Mass | 1.9 kg |
Cost/eBay
Although the SEA-11 was at the lower-end of the S.E.A. range, the unit is still very desirable and valued amongst audiophiles. It is sometimes for sale on eBay, and a unit in good working order and mint condition can sell for well over fifty pounds.