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VHF/UHF/LNB Bias Tee ENC manual

This is a unique device for your RX chain. It allows you to remotely power an LNA, LNB or other device over a coaxial cable. As an added bonus, it includes an RF limiter to protect you RX from strong signals, a variable attenuator for signal level reduction capability, an electrical DC short circuit fuse, and LED indication.

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Applications
Technical parameters
Product details


Applications

- DC supply over coax for LNA
- DC supply over coax for LNB, include polarisation switching
- DC supply over coax for any other device
- RF limiter for your receiver - protection

block diagram of the Bias Tee box

vhf uhf lnb bias tee enc block diagram by qro.cz hamparts.shop



vhf uhf lnb bias tee enc by qro.cz hamparts.shop

vhf uhf lnb bias tee enc by qro.cz hamparts.shop

power supply cable

power supply cable by qro.cz hamparts.shop




Technical Parameters

Frequency range 50 to 1000 MHz
Insertion loss typ. 3 dB (ATT to min.)
Impedance 50 or 75 Ohm
DC voltage +9 to +24 V DC
DC voltage for LNB +12 V for Vertical polarization
>18 V for Horizontal polarization
DC current max. 500 mA (el. fuse)
Variable Attenuator 0 dB to NO signal
RF F connector input + bias tee voltage
RF SMA connector output, DC isolated

IMPORTANT NOTE: This device is for the receiving chain only. Unlike other Bias Tees on the market, it includes an RF limiter to protect your RX from strong signals.



Product details

Included in package

LNB and Bias Tee assembled and tested
DC plug - image
4pcs self adhesive feet pads - image

Box dimensions (mm) 58x50x24 mm - al box
Weight brutto (kg) 0.13 kg

Manufacturer:

Ing. Jan Šustr
ID 05476356, VAT CZ8407024780
Palachova 1777/7, 591 01 Žďár nad Sázavou, Czech republic, Europe

General instructions:

Please also read general instructions before handling the product.

European Union Declaration of Conformity

Manufacturer Ing. Jan Šustr (QRO.cz):

ID 05476356, VAT CZ8407024780
Palachova 1777/7, 591 01 Žďár nad Sázavou, Czech republic, Europe

declares that the assembled product:

VHF/UHF/LNB BIAS TEE ENC

is compatible with the relevant Union harmonisation legislation directives:
EMC Directive 2014/30/EU
ČSN EN 61000-6-3 ed. 2
ČSN EN 61000-6-1 ed. 2 (333432)

On behalf of Ing. Jan Šustr (QRO.cz)
Ing. Jan Šustr, CEO
27th May 2023

Tag: manual, lnb, vhf, uhf, enc
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