Cassette tape mechanism simulator (STL files)

Prefabricated model for a 3D printer simulating the tape drive mechanism of a cassette tape recorder in the style of the 70s-80s of the last century of the 70s-80s of the last century.
Designed for a homemade music center.
As a "Compact Cassette" a smartphone with a program stylized as a cassette player is used.
Smartphone control and audio transmission via Bluetooth.
Full imitation of the operation of the PLAY, STOP and PAUSE keys.
REW and FF non-latching keys (with the ability to adjust the volume with them).
Internal pocket size “Universal”: 148x74x13mm.
Window size: 134x69mm.
All details from the archive offered for purchase (except for files from the “Smartphone pocket (bonus)” * folder) were printed, the model was assembled and successfully tested (see photos, videos).
The nominal dimensions of the parts take into account the need for mechanical processing.

Archive content:
Cassette tape mechanism simulator.pdf
Instructions (eng) for basic print settings and model assembly (exact settings will vary depending on your printer model, experience and material used).
1. Files folder.
STL files, instructions for assembling individual parts.
2. Images folder
Model images in different angles
3. Folder PCB with tact buttons for Bluetooth module MH-M18
File for Sprint Layout 6.0 program, photos of the finished board **, connection diagrams
4. The layout of the front panel folder
FrontDesigner 3.0 file, fonts, instructions for making.
5. Folder Smartphone pocket (bonus)
Images, STL files of pockets for smartphones Honor 9S, ZTE Blade A31 (A3 2020), iPhone 12 (SE, XS). itel A16 Plus (A25), Nokia C01 Plus, Samsung Galaxy A01 Core.
The internal size of the pocket provides for the installation of a smartphone both in a silicone case (with a wall thickness of 1mm) and without it.

This augmented folder is also publicly available at the following links:
Yandex: https://u.to/rOioGw
Google: https://u.to/zJ2oGw

If you have a smartphone model from the list in the "Smartphone pocket (bonus)" folder and you are interested in the offer, you can download the archive and evaluate the offered files before purchasing the main package.
The above links also contain STL files of the pocket “Universal pocket 148x74x13 (134x69)” from the archive offered for purchase and trial assemblies in STL format (you can “twist” it in Netfabb, a slicer, or even print a test piece).
All rights reserved.

* Please note that the printing and assembly of pocket details from the "Smartphone pocket (bonus)" folder was not performed due to the absence of the above smartphones from the author.
Computer modeling of parts from the "Smartphone pocket (bonus)" folder was done on the basis of information about the sizes of smartphones obtained from open sources (see the images enclosed in the folder). These files can be changed taking into account your wishes, and it is also possible to add pockets for free access for other models of smartphones suitable for this project.

** The author reserves the right, without prior notice, to make changes in the design of units and parts that do not impair the quality of the product.