This Philips DAT850 is actually a re-badged JVC XD Z505, adding just a few minor wiring improvements.
1. Five 2-channel modes 48 kHz mode: Sampling frequency of 48 kHz, 16-bit linear quantization 44 kHz mode: Sampling frequency of 44.1 kHz, 16-bit linear quantization 32 kHz mode: Sampling frequency of 32 kHz, 16-bit linear quantization 32 kHz LP (Long Play) mode: Sampling frequency of 32 kHz, 12-bit non-linear quantization 44 kHz WT (Wide Track, playback only) mode: Sampling frequency of 44.1 kHz, 16-bit linear quantization2. SCMS (Serial Copy Management System) Only one digital recording can be made of CD software3. High-precision fine-tracking digital servo mechanism Philips's high-precision mechanism makes possible the LP (Long Play) mode4. Fourth-order delta sigma type 1-bit ADC (Analog to Digital Converter)5. 1-bit DAC (PEM DD converter)6. AUTO ID EDIT function The optimum START ID position is automatically shown in the display7. Sampling monitor facility8. 20-dot digital meter (with peak hold function) The digital peak display shows the margin9. Tray type cassette loading10. Direct access playback with 10-key remote control11. Separate sub code keys (with Renumber function)12.10-key wireless remote control13. Digital input/output terminals (Coaxial/Optical) Meeting digital audio interface standards14. SOURCE selector (Digital/Analog)
| Basic format | Conforming to R-DAT format proposed by the DAT Conference, SCMS compatible DAT deck |
| Tape speed (48k/44k/32k SP) | 8.15 mm/sec |
| Tape speed (32k LP) | 4.075 mm/sec |
| Tape speed (44k wide-track playback) | 12.225 mm/sec |
| Recording/playback time (R-120) | 120 min (48k/44k/32k) / 240 min (32k LP) / 80 min (44k wide-track playback) |
| Sampling frequencies | 48 kHz, 44.1 kHz, 32 kHz |
| Quantization | 16-bit linear (48k/44k/32k SP) / 12-bit non-linear (32k LP) / 16-bit linear (44k wide-track) |
| Number of channels | 2 channels, stereo |
| Frequency response (48k) | 2Hz~22,000 Hz ±0.5 dB |
| Frequency response (44k) | 2Hz~20,000 Hz ±0.5 dB |
| Frequency response (32k/32k LP) | 2Hz~14,500 Hz ±0.5 dB |
| Signal-to-noise ratio | 92 dB (48k mode recording/playback) |
| Dynamic range | 94 dB (48k mode recording/playback) |
| Total harmonic distortion (48k SP) | 0.003% (1 kHz) |
| Total harmonic distortion (32k LP) | 0.08% (1 kHz) |
| Wow & flutter | Less than measurable limit (±0.001% W.PEAK) |
| Access time (5 min) | 8.0 seconds |
| Access time (60 min) | 31.3 seconds |
| Fast forward/rewind time | Approx. 52 seconds (R-120 cassette) |
| Error correction system | Doubly-encoded Reed-Solomon code |
| Analog input connector | RCA jack ×2 (LINE IN) |
| Analog input minimum level | 63 mV (500 mV at full scale) |
| Analog input impedance | 47 kΩ |
| Analog output connector | RCA jack ×2 (LINE OUT) |
| Analog output level | 0.25V (2V at full scale) |
| Analog output impedance | 200Ω |
| Headphone connector | 6.3 mm standard phone jack ×1 |
| Headphone output level | 0~0.1 mW/8Ω (6.3 mW/8Ω at full scale) |
| Headphone matching impedance | 8Ω~1 kΩ |
| Digital coaxial input | RCA jack ×1, 0.5 Vp-p, input impedance 75Ω |
| Digital optical input | ×1, -27 dBm~-14 dBm |
| Digital coaxial output | RCA jack ×1, 0.5 Vp-p, output impedance 75Ω |
| Digital optical output | ×1, -21 dBm~-15 dBm |
| Other terminals | Remote control pin jack ×2 |
| Power requirements | AC 240/220/120V, 50/60 Hz |
| Power consumption | 24W |
| Dimensions | 420(W) × 129(H) × 336(D) mm |
| Weight | Approx. 6.6 kg |
| Accessories | RCA-plug connection cord ×2, Remote cable ×1, Remote control unit RC850DAT ×1, Battery size R03 ×2 |
| Note | Only digital recording is possible in the 44k and 32k modes |
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