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RF Front End

Assembly

Input attenuation, low-noise preamplification, and pre-selector filter for wide dynamic range. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.

RF Front End parts and their functions

5 top-level parts · 14 parts in total · full bill of materials below
RF Front End parts diagram: 1 input connector, 2 step attenuator, 3 low-noise preamp, 4 preselector filter, 5 SMD passive (R/C/L). 14 parts in 5 top-level items.
RF Front End parts diagram. Numbers match the table below; each box is one top-level part or assembly with what it contains.
#PartQtyWhat it does
1 Input Connector 1× SMA female, 50 Ω characteristic
2 Step Attenuator 1× 0–40 dB step attenuator
3 Low-Noise Preamp 1× Low-noise figure amplifier, 2–4 dB
4 Preselector Filter 1× Tunable bandpass filter, image rejection
5 SMD Passive (R/C/L) 10× Impedance matching, bypassing, termination

3D model

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Build & assembly graph

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Bill of materials for RF Front End

5 top-level lines · 5 rows shown · 14 parts total · indented to 3 levels
# Item / sub-assembly Part no. Qty/assy Ext. qty Parts Type
1 Input Connector spectrum-analyzer-input-connector 1× 1 · part
2 Step Attenuator spectrum-analyzer-attenuator-pad 1× 1 · part
3 Low-Noise Preamp spectrum-analyzer-preamp 1× 1 · part
4 Preselector Filter spectrum-analyzer-preselector 1× 1 · part
5 SMD Passive (R/C/L) smd-passives 10× 10 · part

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Where the RF front end is used

1 product across 1 domain contain it, directly or inside a sub-assembly

Used in 1 assembly

Spectrum Analyzer

Sourcing: possible vendors

Browse the supplier directory → Prices, MOQ, and lead times are algorithmic estimates, not quotes, and not claims about these companies. Company mappings are curated by keyword; est. price band $0.50–$100. How estimates work
VendorHQSpecialtyMOQLead time
🇨🇳Foxconn
foxconn.com ↗ 		Shenzhen, CN Electronics contract mfg 1,000 pcs 6–10 wks
🇸🇬Flex (Singapore)
flex.com ↗ 		Singapore Electronics contract mfg 1,000 pcs 6–10 wks
🇮🇳Dixon Technologies
dixoninfo.com ↗ 		Noida, IN Electronics contract mfg 1,000 pcs 6–10 wks
🇨🇳BYD Electronics
bydelectronic.com ↗ 		Shenzhen, CN Electronics contract mfg 1,000 pcs 6–10 wks
🇸🇬Venture Corp
venture.com.sg ↗ 		Singapore Electronics contract mfg 1,000 pcs 6–10 wks