Specifications For TEL-PS15 V0.0.3
| Mode |
pulse NMR |
| Operational Frequency |
15 MHz (1H) |
| Frequency Stability |
≤ 1 PPM(15Hz or 0.0001%)/ 24h |
| Magnetic Field Source |
| Magnetic Field Magnitude |
350 mT |
| Gap |
10.5 mm |
| Pole Diameter |
60 mm |
| Homogeneity |
≤ 7 μT/300Hz (0.002%) measured over 0.05cc cylindrical sample (4mm diameter, 4mm length) |
| Field Stability (NMR stabilizer) |
≤ 0.1 μT/24hrs |
| Thermal Drift |
No thermal drift in range 10°C-35°C |
|
| Programmer |
| Pulse Width |
0.4μs -50μs |
| Minimum Pulse Increment |
0.2μs |
| Maximum Time Delay |
24 h |
| Pulse Length Stability |
≤ 0.0001%/24h |
| Measurement Sequences |
factory and user created (see list) |
|
| RF Square Pulse Modulator |
| RF Channels |
Orthogonal Y, X, -Y, -X |
|
| RF Transmitter |
| RF Pulse Power |
≤ 15 W (π/2 ≤ 3.0 μs) |
| RF Pulse Attenuation |
0-31.5 dB, 0.5 dB step |
| Maximum Locking Pulse Width |
100 ms |
| Locking Pulse Attenuation |
0-7dB, 1dB step |
|
| RF Probehead |
| Solenoid Coil Dimensions |
ID= 5.8 mm; L= 10 mm |
| Recovery (“dead”) Time |
< 18 μs |
|
| Receiver |
| gain |
60 dB (1 dB step) |
| detection |
amplitude/quadrature (phase-sensitive) |
| low pass filter band |
300 kHz; 100 kHz, 30 kHz |
| DC offset |
± 50 % |
|
| A/D Converter |
| Type/Resolution |
flash/8 bits |
| Channels |
2 |
| dwell time |
0.4 – 400 μs |
| number of samples |
256-8192 |
|
| Weight and dimensions WxDxH |
| electronic unit |
6.3 kg, 47x26.3 x11 cm |
| probehead |
0.8 kg, 12x12x2.3 cm |
| Eectromagnet |
21 kg, 21x13x18 cm |
|
| Power Consumption |
110V/220 V; 50/60 Hz; 70 W |
| Communication Port |
two way RS 232C |
| Computer Required |
PC running Microsoft Windows 2000, XP, or Vista |