Key facts
- Brand
- JRC
- Model
- JAX-91
- Documents
- 2
- Languages
- EN
- Last added
- 2026-10-13
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JRC JAX-91 Weather Facsimile Receiver User Manual
This manual provides detailed instructions for operating the JRC JAX-91 Weather Facsimile Receiver, designed to receive and print weather and marine charts on low (80–160kHz) and high (2–25MHz) frequency bands. It includes safety precautions, installation guidelines, operational settings, maintenance procedures, and technical specifications. The manual is intended for users to ensure safe and correct use of the equipment, including handling recording paper, replacing the backup battery, and troubleshooting issues.
Read onlineJRC JAX-91 specifications
| Effective recording width | 384mm (15") |
|---|---|
| Weight | 25 kg |
| IOC | 576 or 288 |
| Scanning speed | 60, 90, 120, 180, 240 SPM |
| Scanner resolution | 8 dots/mm |
| Phase matching | automatic and manual |
| Halftone recording | 16 steps by dither pattern |
| Frequency memory | up to 90 channels |
| Low frequency range | 80.0 to 160.0 kHz |
| High frequency range | 2.0000 to 24.9999 MHz |
| Ambient temperature operation | -15ºC to +55ºC |
| Power supply | AC 100V (80 to 132V) and AC 220V (160 to 264V) |
All JRC JAX-91 documents by type
Day-to-day operation, settings and troubleshooting. Start here if the product is already set up.
Questions answered in these manuals
What is the effective recording width of the JAX-91?
The effective recording width is 384mm (15 inches).
How many frequency channels can be stored in memory?
The device can store up to 90 channels of memory frequencies.
What frequency bands does the JAX-91 receiver support?
The receiver is designed to receive broadcasts in a low frequency band from 80 to 160kHz and in a high frequency band from 2 to 25MHz.
What is the required power supply voltage for the JAX-91?
The unit requires a power supply of 100V AC (80V to 132V) at 50/60Hz or 220V AC (160V to 264V) at 50/60Hz.