hansch typ 620 siren pack v1
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hansch typ 620 siren pack v1
PaintTool SAI Development Room

Serious Bug Fix for SAI Ver.1
A serious bug "While saving a canvas, in rare cases the saved file may be lost if another program accesses the saving file." is dicovered in Ver.1.2.5 and earler verions. As we have not received any reports of this bug to date, we believe that the occurrence rate is low, but we cannot deny the possibility that your valuable works will be lost, so we released the corrected version as a test version.


Technical Preview Version of SAI Ver.2
This is a technical preview version of SAI Ver.2. Please remember this version will includes some bugs and inconveniences because this version is under development. Please do not use this version if you want to use stable version. And, this version requires basic skills for Windows operation. Please never use this version if you have not basic skills for Windows operation.

Hansch Typ 620 Siren Pack V1 < 2024 >

Pro Tip: If the siren cuts out early, you have a mono/stereo mismatch. Convert the V1 pack to 16-bit PCM Mono to avoid game engine crashes.


"Drive with purpose. Warn with precision." – Hansch Typ 620 v1 Launch Trailer tagline


This write-up is a work of fan fiction/modding documentation. No actual Hansch Typ 620 product exists, but real modding teams have created comparable works.

In the dark alleys of 1980s Berlin, a mysterious package arrived at the doorstep of Hansch, a reclusive sound designer. The package, labeled "Typ 620 Siren Pack v1," contained a set of peculiar recordings that would change Hansch's life forever.

The tapes inside the package were adorned with strange symbols and warning labels that read "Do not listen alone." Hansch, being a curious and adventurous soul, ignored the warnings and plugged the tapes into his reel-to-reel player.

The sounds that emanated from the speakers were unlike anything Hansch had ever heard before. The recordings were of sirens, but not just any sirens – these were eerie, haunting melodies that seemed to pierce through the very fabric of reality. There were whispers, wails, and moans, all woven together to create an otherworldly atmosphere. hansch typ 620 siren pack v1

As Hansch listened to the tapes, he began to feel an intense sense of unease. The sirens seemed to be calling to him, drawing him into a world beyond the veil of reality. He tried to turn off the player, but his hands seemed to move of their own accord, forcing him to keep listening.

The next few days were a blur for Hansch. He became obsessed with the Typ 620 Siren Pack v1, listening to the tapes over and over, trying to decipher their secrets. His friends and family grew concerned, but Hansch couldn't shake the feeling that he was on the cusp of uncovering a hidden truth.

One night, as the full moon hung low in the sky, Hansch received a phone call from an unknown number. A low, raspy voice spoke on the other end, claiming to be the creator of the Typ 620 Siren Pack v1. The voice revealed that the recordings were not just random soundscapes, but a gateway to a parallel dimension – a realm where sirens ruled supreme.

The voice instructed Hansch to play the tapes in a specific sequence, warning him that the consequences of misuse would be catastrophic. Hansch, both thrilled and terrified, agreed to follow the instructions.

As the night wore on, Hansch carefully played the tapes, following the sequence to the letter. The sirens wailed and whispered, growing louder and more intense with each passing minute. The air around him began to distort, and the shadows on the walls seemed to twist and writhe like living things. Pro Tip: If the siren cuts out early,

Suddenly, the room was filled with a blinding light, and Hansch felt himself being pulled through the fabric of reality. When the light faded, he found himself standing in a desolate, moonlit landscape, surrounded by the very sirens he had heard on the tapes.

The creatures, tall and statuesque, with voices like shattered glass, regarded Hansch with a mixture of curiosity and malevolence. They began to sing, their voices weaving together in a haunting melody that seemed to shatter the very foundations of reality.

Hansch, entranced and terrified, realized that he had unlocked a doorway to a realm beyond human comprehension. The Typ 620 Siren Pack v1 had been more than just a collection of sounds – it was a key, a gateway to a world of unspeakable wonders and horrors.

As the sirens' song reached its crescendo, Hansch knew that he would never be the same again. He was now a part of a world where the boundaries between reality and madness were blurred, and the sirens' haunting melodies would forever echo in his mind.


Legal Disclaimer: The original hardware trademark belongs to Hansch & Co. The sound pack is a fan-made recording. You should only download this if you own a legal copy of the base game (Emergency 4, GTA V, etc.) or have permission from the vehicle mod author. "Drive with purpose

Safe Archives:

Avoid: File-hosting sites promising "unlocked premium V1." The real V1 pack is freeware. If you pay for it, you are being scammed.


The Hansch Typ 620 Siren Pack V1 is a compact, automotive-grade electromechanical/electronic siren module designed for emergency vehicles and public-safety installations. It combines multiple siren tones, a public-address (PA) microphone input, and simple vehicle-integration features (power, speaker, and control inputs) in a single enclosure intended for dash or under-dash mounting.

  • Dual-channel output (separate horn + siren speakers).
  • Simulated relay click and amplifier warm-up.
  • 3 volume presets (Kabine, Normal, Außen).
  • The Typ 620 v1 introduces a three-layer sound engine:

    The Hansch Typ 620 v1 is distributed as a manual install pack with an optional auto-installer for GTA V (via OpenIV).

    Release Date: October 26, 2023
    Developer: Hansch Audio Dynamics (Community Modding Team)
    Platform: Compatible with GTA V, Emergency 4/EM5, and Unreal Engine 4/5-based emergency simulators
    File Size: 1.8 GB (Core Pack)
    Price: Free (Donationware)




    Abstract of Available Features

    Canvas
    - Maximum canvas size up to 100000x100000px(64bit version) or 10000x10000px(32bit version).
    - Supported file format:
        Load and save: SAI2(The private format of Ver.2) / PSD / PSB / BMP / JPEG / PNG / TGA
        Load only: SAI(Ver.1 format)

    *) Load and save features are locked by software user license.

    Layer
    - Maximum number of layers up to 8190.
    - Supported layer types: Normal, Folder, Linework, Shape, Text
    - Supported layer properties:
        BlendingMode, Opacity, Protections, ClippingGroup, MovingGroup,
        PaintingEffect, PaperTexture, Visibility, LayerName.
    - Supported multiple selection and operation for layer items.
    - Supported Layer mask.

    Selection
    - Possible operations are Select, Invert, Deselect, Cut, Copy, Paste and Move pixels as floating.

    View
    - Possible operations are Pan, Zoom, Rotation and Horizontal flip.
    - Alternative View and Floating View are available.

    Common Tools
    - Marquee, Lasso, Magic Wand, Shape, Text, Move, Zoom, Rotate, Hand and Syringe tools are available.

    Tools for Normal Layer
    - Pencil, Air Brush, Brush, WaterColor, Marker, Smudge, BinaryPen, SelectionPen, SelectionEraser, Bucket and Gradation tools are available.

    Tools for Linework Layer
    - Pen, Curve, Line, Eraser, EditPath, EditPressure, ChangeColor and ChangeWeight tools are available.

    Ruler
    - StraightRuler and EllipseRuler are available.

    Perspective Ruler
    - PerspectiveRuler and PerspectiveGrid are available.
    - Perspective rulers are created as layer objects.
    - Supported 1 to 3 vanishing points.


    About Features Request
    I will read all emails of features request but I will not be able to reply to all request emails because I am one man team for development and customer support. Thank you for your understanding.
    - Koji Komatsu - Programmer, President


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