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Discussion History

Signal Path and Drive Electronics

Assembly

Analog input stage, tape bias oscillator, drive amplifier, and output buffer delivering signal conditioning for studio-grade recording. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.

Signal Path and Drive Electronics parts and their functions

6 top-level parts · 9 parts in total · full bill of materials below
Signal Path and Drive Electronics parts diagram: 1 preamp PCB, 2 bias oscillator module, 3 capstan PWM driver, 4 output amplifier, 5 bare PCB, 6 SMD passive (R/C/L). 9 parts in 6 assemblies.
Signal Path and Drive Electronics parts diagram. Numbers match the table below; each box is one top-level part or assembly with what it contains.
#PartQtyWhat it does
1 Preamp PCB 1× Balanced mic input stage, 40 dB gain, transformer-coupled
2 Bias Oscillator Module 1× LC oscillator at 150 kHz bias frequency
3 Capstan PWM Driver 1× Power amplifier for brushless motor PWM control
4 Output Amplifier 1× Line-level output buffer, 2V RMS nominal
5 Bare PCB 2× Double-sided PCB, 160 mm x 100 mm
6 SMD Passive (R/C/L) 3× Capacitors, resistors, inductors per signal topology

3D model

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Build & assembly graph

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Bill of materials for Signal Path and Drive Electronics

6 top-level lines · 6 rows shown · 9 parts total · indented to 3 levels
# Item / sub-assembly Part no. Qty/assy Ext. qty Parts Type
1 Preamp PCB reel-to-reel-recorder-preamp-board 1× 1 · part
2 Bias Oscillator Module reel-to-reel-recorder-bias-osc 1× 1 · part
3 Capstan PWM Driver reel-to-reel-recorder-capstan-driver 1× 1 · part
4 Output Amplifier reel-to-reel-recorder-output-amp 1× 1 · part
5 Bare PCB pcb-bare 2× 2 · part
6 SMD Passive (R/C/L) smd-passives 3× 3 · part

Where the signal path and drive electronics is used

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

Used in 1 assembly

Reel-to-Reel Tape Recorder

Sourcing: possible vendors

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