Audio Level Indicator . Log DB LM3915 fed by LF353 for S-meter?

I've also discovered an audio level indicator recently: https://www.aliexpress.us/item/2251832501435636.html
&
https://www.mouser.com/datasheet/2/405/lm3915-443929.pdf
& https://www.ti.com/lit/ds/symlink/lf353-n.pdf
https://www.youtube.com/watch?v=jllsqRWhjGM (EEVblog #490 - Peak Detector Circuit --- feed to lm3915 for led bar display  (s-meter))
use caps with low dielectric adsorption: http://danssmallpartsandkits.net/ (polystyrene caps)
https://www.youtube.com/watch?v=Fn5kHhNRsz0 (#77: Op Amp Peak Detector Tutorial, with peak detector basics)Why?
http://www.ozqrp.com/docs/MST3_manual_V1.pdf (mostly analog radio)
-->    http://www.ozqrp.com/docs/LED_S_meter_manual_V1_0.pdf (S-Meter)

My mind also wandered to the digital to signal processing realm:
https://www.analog.com/media/en/technical-documentation/data-sheets/ad9226.pdf (Analog to Digital)
https://wiki.sipeed.com/hardware/en/tang/Tang-Nano-9K/Nano-9K.html (Digital Signal Processing)
https://www.analog.com/media/en/technical-documentation/data-sheets/2604fd.pdf (Digital to Analog) --- to 50MhZ
https://www.youtube.com/watch?v=ZZJekllYUVc (R2R resistor ladder to 25MHz)ADC w/ FPGA (https://www.youtube.com/watch?v=cvdzEQhLpYw)
VLSI Project || DAC( Digital to Analog Converter) interfacing with FPGA using SPI || SPARTAN 3E (https://www.youtube.com/watch?v=CPGX-Kdvx9s)

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Addendum:
https://www.elprocus.com/analog-to-digital-converter/