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| Brand | TTI |
|---|---|
| Origin | USA |
| Model | FTE-7000 |
| Wavelengths | 850, 1300, 1310, 1550 nm ±20 nm |
| Dynamic Range | 27/26 dB (MM), 32/30 dB (SM) |
| Event Dead Zone | 2 m |
| Attenuation Dead Zone | 5 m |
| Distance Range | 1–64 km (MM), 1–240 km (SM) |
| Pulse Width | 20–10,000 ns |
| Resolution | 0.25–64 m |
| Distance Uncertainty | ±(0.75 m + 0.005% × distance + sampling resolution) |
| Sampling Rate | 4 Hz typical real-time refresh |
| Refractive Index Range | 1.024–2.048 |
| Linearity | ±0.05 dB/dB |
| Onboard Storage | 1,000 traces |
| Battery Life | 4 hours |
| Operating Temperature | −10 to 50 °C |
| Storage Temperature | −20 to 60 °C |
| Dimensions (L×W×H) | 194 × 99 × 40 mm |
| Weight | 0.73 kg |
| Interface | USB |
| Connector Types | Interchangeable FC/ST/SC |
| Included Software | Windows-based Telcordia SR-4731 compliant OTDR analysis suite |
| Origin | Imported |
|---|---|
| Manufacturer Type | Distributor |
| Model | NIR/MIR |
| Price | Upon Request |
| Wavelength Range (NIR) | 0.6–1.7 µm, 0.9–2.1 µm |
| Wavelength Range (MIR) | 2.5–5 µm, 5–10 µm |
| Spectral Resolution | <9 nm (NIR), <12 nm (NIR), <30 nm (MIR), <50 nm (MIR) |
| Wavelength Accuracy | <0.5 nm (NIR), <2 nm (MIR) |
| SNR | >7000:1 (NIR), >1000:1 (NIR), >500:1 (MIR), >500:1 (MIR) |
| Integration Time | 4 ms |
| Dimensions (NIR) | 107 × 66 × 80 mm |
| Dimensions (MIR) | 107 × 110 × 80 mm |
| Power Supply | 9–18 V DC (NIR), 18–36 V DC (MIR) |
| Interface | USB, RS-485 |
| Detector Cooling | Optional thermoelectric (TE) cooling |
| Input Coupling | Free-space or fiber-optic |
| Brand | Rayscience |
|---|---|
| Origin | Imported |
| Manufacturer Type | Authorized Distributor |
| Model | THz |
| Spectral Range | 0.1–4.0 THz |
| Spectral Resolution | <50 GHz (after FFT) |
| Dynamic Range | >70 dB (at peak) |
| Operation Modes | Transmission or Reflection |
| Sample-to-Source Distance | 1–40 cm |
| Emitter | Photoconductive Antenna |
| Detector | ZnTe Electro-Optic Crystal |
| Control Software | LabVIEW-based GUI |
| Interface | USB 2.0 & Bluetooth |
| Dimensions | 10.5" × 6.25" × 2.75" (267 × 159 × 70 mm) |
| Weight | <4.2 lbs (1.9 kg) |
| Key | Wavelength Range: 1310 nm / C-band (1530–1565 nm) / L-band (1570–1610 nm) |
|---|---|
| Insertion Loss | <0.9 dB |
| Dynamic Range | >20 dB |
| Polarization-Dependent Loss (PDL) | ≤0.5 dB (typ. 0.3 dB) @1550 nm, 15 dB attenuation |
| Spectral Flatness | ≤0.5 dB max (typ. 0.3 dB) @15 dB attenuation |
| Response Time (full range) | <30 µs |
| Input Power Handling | <500 mW |
| Return Loss | >55 dB |
| Operating Temperature | 0–70 °C |
| Storage Temperature | −40–85 °C |
| Package Dimensions | 26 × 10 × 9 mm³ |
| Capacitance | 500 pF typ. |
| Brand | TTI |
|---|---|
| Origin | USA |
| Model | FTE-8000 |
| Wavelength Range | FTE-8000S: 1492–1528 nm (200.9–196.2 THz) |
| FTE-8000C | 1530–1561 nm (196.0–192.0 THz) |
| FTE-8000L | 1572–1608 nm (190.5–186.3 THz) |
| FTE-8000CWDM | 1271–1611 nm |
| Wavelength Accuracy | ±0.1 nm |
| Channel Spacing | 50 GHz, 100 GHz, or 20 nm (CWDM) |
| Power Range | +10 dBm to –50 dBm |
| Absolute Power Accuracy | ±1 dB |
| Resolution | 0.01 dB |
| Polarization-Dependent Loss (PDL) | ±0.15 dB |
| Optical Attenuation Ratio | 40 dBc (@50 GHz) |
| Sweep Time | <0.5 s |
| Return Loss | >40 dB |
| Optical Connector | Universal UPC (FC/SC compatible) |
| Display | 4-inch TFT color LCD |
| Dimensions | 19.7 × 11.45 × 5.6 cm |
| Weight | 0.91 kg |
| Battery | Rechargeable NiMH, 8-hour runtime |
| Operating Temperature | –10 °C to +50 °C |
| Storage Capacity | 1000 test records |
| Interface | USB host/device (for PC and USB flash drive) |
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