The Ferrite Ring Combo Pack is a convenient solution for troubleshooting RFI/EMI from unknown frequencies or multiple frequencies that require multiple suppression mixes. Included in this combo pack are ten 2.4″ OD/1.4″ ID ring toroids as follows:
Mix 75 effective from .15-10 MHz including AM Broadcast band – quantity: 3
Mix 31 effective from 1-300 MHz for general purpose – quantity: 4
Mix 61 effective from 200-2000 MHz for cell phone, WIFI, HDTV, Cable TV interference – quantity: 3
SIGNALSQUARE
The first representation of our device. Encased in a protective case that can handle outdoor environments. A water proof device to detect RF signals without a battery. You can attach this to any base stations and uses RF as a power source to light up an indicating light.Optional Audio output transducer to hear your signal in addition to seeing LED light.
Self-Powered RF Detection Light (No Battery Needed)
Product Dimensions
- Length: 2.5625 in
- Width: 2 in
- Height: 0.75 in
Specifications
- Hz to GHz: 60 Hz to 1.2 GHz
- For Optional Models:
- 2.4 to 6 Ghz
- For Optional Models:
- Min. to Max. RF Powered Detection: Milliwatt to Kilowatts
- Proximity Detection:
- Wireless: 0.5 in to 3 ft
- Capable of in-circuit detection from 20 mW. 30 seconds at 100 W
Warranty
- 3 years warranty no matter what, except:
- Intentional breakage and tampering of device.
The ring toroids are useful for AC/DC common mode choking with multiple turns as shown below
 AC Cable on F-240 Toroid – 7 turns |
 DC Cable on F240 – 4 turns |
The ring toroids can also be used on coax or signal lines as shown below:
 RG58 12 turns on FT240 |
 Ethernet Cable on F-240 Toroid – 7 turns |
For RFI/EMI wrap as many turns as possible for higher choking (under 30 mHz).