Products > Amplifiers for benchtop MRI > RF-100 High power RF amplifier
RF-100 High power RF amplifier
The RF-100 is a 100 W class AB push-pull linear RF power amplifier covering the 100 kHz to 30 MHz frequency range.
Suitable for MRI, NMR and other scientific applications.
Specifications
| RF amplifier | |
| Rated power | > 100 W |
| Peak power | > 100 W @ 1 – 20 MHz |
| P1dB | > 50 W |
| Type | Class AB push-pull linear |
| Frequency range | 100 kHz – 30 MHz |
| Gain | 38db +- 1.5 dB |
| Max. duty cycle | 100% @ < 50 W 50% @ 100 W |
| Max. pulse width | CW @ < 50 W 100 ms @ 100 W |
| Pulse drop | < 0.5 dB @100ms pulse |
| Pulse times | rise < 20 ns (200ns pre-unblank signal fall < 20 ns (200ns post-unblank signal) |
| unblank delay | rising edge <200 ns falling edge <100 ns |
| Harmonics | -40 dBc@ 50W |
| Output noise (blanked) | < 10 dB above thermal |
| Input/output impedance | 50 Ohm |
| Load VSWR | Tolerates at least 4:1 |
| Connectors | SMB |
| Cooling | Forced air (regulated, normally off) |
| RF Drive | 12 dBm @ 100W, 18 dBm for no damage |
| RF blanking | Low (-0.3 to 0.8 V) blanked High (2.2 to 5.5 V) unblanked (Amp active) |
| transmit/receive switch | |
| Frequency range | 100 kHz – 30 MHz |
| Attenuation | < 1 dB |
| Switch times | TX to RX < 500ns RX to TX < 500ns |
| Max. pulse width | CW @ < 50 W 100 ma @ 100 W |
| peak power | 200 W @ 1-20 MHz< |
| Misc | |
| Dimensions | 25 cm x 14 cm x 30 cm (19” Case Height 3 U x Width 42 HP x Depth 30 cm) |
| Weight | < 5 kg |
| Mains power | 85 – 264 VAC, 47 – 63 Hz, single phase, < 400W |
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