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Tuner Front End

Assembly

Band-switched RF stage that selects the wanted station and mixes it with a local oscillator down to a fixed intermediate frequency. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.

Tuner Front End parts and their functions

6 top-level parts · 66 parts in total · full bill of materials below
Tuner Front End parts diagram: 1 AM/FM receiver IC, 2 varactor diode, 3 variable tuning capacitor, 4 RF / oscillator coil set, 5 band selector switch, 6 SMD passive (R/C/L). 66 parts in 6 top-level items.
Tuner 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 AM/FM Receiver IC 1× AM/FM receiver IC
2 Varactor Diode 2× Varactor tuning diodes
3 Variable Tuning Capacitor 1× Variable tuning capacitor
4 RF / Oscillator Coil Set 1× RF and oscillator coil set
5 Band Selector Switch 1× Slide switch that swaps antenna, tank circuits, and IF path between AM and FM.
6 SMD Passive (R/C/L) 60× Tank and coupling components

3D model

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Build & assembly graph

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Bill of materials for Tuner Front End

6 top-level lines · 6 rows shown · 66 parts total · indented to 3 levels
# Item / sub-assembly Part no. Qty/assy Ext. qty Parts Type
1 AM/FM Receiver IC am-fm-radio-receiver-ic 1× 1 · part
2 Varactor Diode am-fm-radio-varicap 2× 2 · part
3 Variable Tuning Capacitor am-fm-radio-tuning-cap 1× 1 · part
4 RF / Oscillator Coil Set am-fm-radio-rf-coils 1× 1 · part
5 Band Selector Switch am-fm-radio-band-switch 1× 1 · part
6 SMD Passive (R/C/L) smd-passives 60× 60 · part

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Where the tuner front end is used

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

Used in 1 assembly

Portable AM/FM Radio

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