Accuphase F-15 Electronic Frequency Dividing Network

Specifications

Type: Electronic Frequency Dividing Network

Maximum input level: Balanced – 7V, XLR type (strain rate 0.01% or less, 20Hz to 20kHz) Unbalanced – 7V, RCA (strain rate 0.01% or less, 20Hz to 20kHz)

Total harmonic distortion rate: 0.003% (20Hz to 20kHz, output 2V)

Frequency characteristics: 20Hz to 20kHz, +0 – 0.2dB (single channel equivalent band) 0.17Hz to 1000kHz, + 0 -3dB (single channel equivalent band)

Gain: 0.5dB

Change: By replacing the crossover frequency crossover board

Crossover frequency: Selectable by Plug-in Modules

Model number crossover: CB-500Hz ,CB-7000Hz

Crossover characteristic: -3dB ± 5%

Slope characteristics: -12dB / oct., -18dB / oct., changeable

Switch: Switching type

Input impedance: 50kΩ

Output impedance: LOW, MID, HIGH – 100Ω ,SUBWOOFER – 1kΩ

S / N ratio: 100dB (output 0.5V)

Load impedance: LOW, MID, HIGH – 1kΩ minimum , SUBWOOFER – 10kΩ minimum

Level adjustment: 0.5dB stepping type controls from 0dB to -20.5dB for respective audio pass bands

Semiconductor used: 98 x Transistors, 46 x FETs, 12 x ICs, 58 x Diods

Power supply voltage: AC 100V / 117V / 220V / 240V, 50Hz / 60Hz

Power consumption: 25W

Optional: Wood cabinet A-12 (¥ 16,000)

Dimensions (W x H x D): 445 x 109 x 373mm

Weight: 8.3kg

Year: 1981