RWA DTR 3003 Series – Discontinued
- 3Gbit/sec Maximum Data Rate
- 1.5GHz Analog Bandwidth for All Parametric Measurements
- Pattern Generator with 1psec Resolution of Bit Precompensation*
- Drive Servo Decoder for DTR Testing
- Guzik Servo Writing and Processing
- PRML Chip Integration up to 4Gbit/s
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* US Patent 6,760,171 B2
RWA DTR 3003 Performance Specifications:
Pattern Generator
- Minimum bit cell: 333psec
- Absolute position accuracy for any transition: 5psec (typ) 10psec (max)
- Precompensation resolution for any transition: 1psec
- Jitter at 2Gbit/sec:
- Random Pattern, RMS: 2psec
- Repetitive Pattern, RMS: 2psec
- Frequency resolution: better then 1Hz
- Frequency stability: ±2.5ppm up to 75○C, ±1ppm/year
- Random pattern maximum length: up to 2Mbit
PRML Chip Integration
- Data Rate: up to 4Gbit/s (limited by available commercial PRML chips)
- PRML chips: Chips from various manufacturers are supported. New PRML chips can be integrated upon request.
- Channel Optimization
- Wide range of PRML Tests
Analog Channel
Bandwidth: more then 1.5GHz at – 3dB
Flatness: ± 0.2dB up to 1GHz, ±0.5dB up to 1.5GHz
Group delay: ±100psec up to 1GHz, ±200ps up to 1.5 GHz
Non-linear distortion: better than 1%
(entire bandwidth, nominal level)
Minimum pulse width (PW)
to be measured: 220psec
Parametric measurement accuracy
(entire bandwidth):
- TAA: ±0.5dB*
- Pulse width: 3% or 20psec
whichever is greater* - SNR: ±0.5dB
- Modulation: ± 2%*
- Crest factor: ± 2%
- Overwrite: ± 0.2dB
Measurements conditions: sinewave signal without noise.
Servo Channels
- Drive Servo Decoder
- Guzik Servo Decoder
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*Specifications are subject to change without notice.
RWA DTR 3003 Physical Specifications:
Physical
- Size: 1” x 17.6” x 10.8”
- Weight: 46 lbs.
- Power: 110 VAC (± 10%, 50/60 Hz, 4A approximately), 230 VAC (± 10%, 50/60 Hz, 3A approximately)
RWA DTR 3003 Options:
| OPTION | PERFORMANCE |
| Universal Preamplifier 10M | 8Gbit/s write data speed, DC to 4GHz analog bandwidth |
| MR7L Low-Impedance Read/Write Amplifier for TMR heads | 4Gbit/s write data speed, 3GHz analog bandwidth |
| Programmable Octave Filters | 1-2GHz, 0.5-1GHz, 0.25-0.5GHz, 0.125-0.25GHz, 0.05-0.125GHz, and 0.05-0.02GHz |
| Programmable Octave Differentiators | 1-2GHz, 0.5-1GHz, 0.25-0.5GHz, 0.125-0.25GHz, 0.05-0.125GHz, and 0.05-0.02GHz |
| Guzik Servo for Guzik and Non Guzik Spinstands | Guzik Servo Revision 4, Servo writing up to 1,024 sectors, 50 kHz servo sampling rate |
| Drive Servo | Programmable servo decoder for HDD and DTR servo decoding |
| Chip Adapter Interface CAI-4000 | Up to 4 Gbit/sec data rate |
| Spectrum Analyzer SA-960 |
Frequency domain tests to 960MHz (Guzik recommends using WDM5000/D5000 Waveform Digitizers for frequency domain tests up to 4-6GHz) |
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