Motors: | For Capstan - 1 x DC servo controlled motor (Pitch control limits ±7%)
Foe Reels - 2 x Induction torque motors |
Operation Position: | Vertical or horizontal |
Equalization: | NAB, IEC. Switchable on the rear panel, but calibration is necessary |
Frequency Response: | 30Hz to 20kHz, ±2dB (15 ips)
30Hz to 20kHz, ±2dB (7.5 ips)
30Hz to 20kHz, ±2dB (3.75 ips) |
[S / Ratio] | |
NAB EQ (Speed / 2-track Weighted / 2-track Unweighted / 4-track Weighted / 4-track Unweighted): | 15 ips / 66dB / 64dB / 62dB / 60dB
7.5 ips / 68dB / 66dB / 63dB / 61dB
3.75 ips / 66dB / 64dB / 62dB / 60dB |
IEC EQ (Speed / 2-track Weighted / 2-track Unweighted / 4-track Weighted / 4-track Unweighted): | 15 ips / 66dB / 62dB / 62dB / 58dB
7.5 ips / 64dB / 62dB / 62dB / 58dB
3.75 ips / 64dB / 62dB / 62dB / 58dB |
Crosstalk: | Greater than 55dB (2-track, 4-track, With a 1kHz signal on adjacent tracks) |
Wow and Flutter (NAB weighted): | Less than 0.06% (15 ips)
Less than 0.08% (7.5 ips)
Less than 0.12% (3.75 ips) |
Distortion: | Less than 0.5% at 1kHz at 250 nWb / m |
Erase Efficiency: | Greater than 75dB |
Bias and Erase Frequency: | 133kHz |
Inputs (Line): | Minimum Level - -15 dBm, active balanced 10kΩ (Floating type)
Minimum Level - -15 dBm, balanced 10kΩ with optional transformer |
Inputs (Microphone): | Minimum Level -70 dBm, active balanced
Adaptable microphone’s impedance - 150Ω to 10kΩ |
Outputs (Line): | Minimum Level - +4 dBm or -10 dBm, rear panel switch selectable
Active balanced (Floating type), Source impedance 5Ω
Load impedance - More than 600Ω
Maximum line output - +27 dBs with a 600Ω load |
Headphone: | Level - 24 dBf with an 8Ω load
Load impedance - 8Ω or greater |
Peak Indicator: | Trigger level - 1040 nWB / m (15dB above Ampex operation level) recorded flux level
Record Level (SRL): 3-position switchable on the rear panel |
Accessories: | 10.5” NAB reel x 1, NAB reel hold down knobs x 2, NAB reel-adjusting discs (shims) x 2, Power cord x 1, Instruction manual |