diff --git a/README.md b/README.md
index 1732a25..ff62967 100644
--- a/README.md
+++ b/README.md
@@ -151,7 +151,7 @@ ecu_tests/
 │   └── owon_psu.yaml           # Optional machine-specific PSU config
 ├── vendor/                     # Place SDK wrapper and platform libs here
 │   ├── Owon/
-│   │   └── tryout.py           # Quick PSU demo using the library & YAML
+│   │   └── owon_psu_quick_demo.py           # Quick PSU demo using the library & YAML
 │   ├── BabyLIN_library.py      # Official SDK Python wrapper
 │   └── BabyLIN library/        # Platform-specific binaries from SDK (DLL/.so)
 ├── reports/                    # Generated reports
@@ -221,16 +221,16 @@ The `ecu_framework/lin/babylin.py` implementation uses the official `BabyLIN_lib
 - Permission errors in PowerShell: run the venv's full Python path or adjust ExecutionPolicy for scripts.
 - Import errors: activate the venv and reinstall `requirements.txt`.
 
-## Owon Power Supply (SCPI) — library, config, tests, and tryout
+## Owon Power Supply (SCPI) — library, config, tests, and quick demo
 
 We provide a reusable pyserial-based library, a hardware test integrated with the central config,
-and a minimal tryout script.
+and a minimal quick demo script.
 
 - Library: `ecu_framework/power/owon_psu.py` (class `OwonPSU`, `SerialParams`, `scan_ports`)
 - Central config: `config/test_config.yaml` (`power_supply` section)
   - Optionally merge `config/owon_psu.yaml` or set `OWON_PSU_CONFIG` to a YAML path
 - Hardware test: `tests/hardware/test_owon_psu.py` (skips unless `power_supply.enabled` is true)
-- Tryout: `vendor/Owon/tryout.py` (reads `OWON_PSU_CONFIG` or `config/owon_psu.yaml`)
+- quick demo: `vendor/Owon/owon_psu_quick_demo.py` (reads `OWON_PSU_CONFIG` or `config/owon_psu.yaml`)
 
 Quick setup (Windows PowerShell):
 
@@ -250,8 +250,8 @@ copy .\config\owon_psu.example.yaml .\config\owon_psu.yaml
 # Run the hardware PSU test (skips if disabled or missing port)
 pytest -k test_owon_psu_idn_and_optional_set -m hardware -q
 
-# Run the tryout script
-python .\vendor\Owon\tryout.py
+# Run the quick demo script
+python .\vendor\Owon\owon_psu_quick_demo.py
 ```
 
 YAML keys supported by `power_supply`:
diff --git a/TESTING_FRAMEWORK_GUIDE.md b/TESTING_FRAMEWORK_GUIDE.md
index aa13ca8..85605d0 100644
--- a/TESTING_FRAMEWORK_GUIDE.md
+++ b/TESTING_FRAMEWORK_GUIDE.md
@@ -314,7 +314,7 @@ The framework includes a serial SCPI controller for Owon PSUs and a hardware tes
 - Config: `config/test_config.yaml` (`power_supply` section)
   - Optionally merge machine-specific settings from `config/owon_psu.yaml` or env `OWON_PSU_CONFIG`
 - Hardware test: `tests/hardware/test_owon_psu.py` (skips unless `power_supply.enabled` and `port` present)
-- Tryout: `vendor/Owon/tryout.py`
+- quick demo: `vendor/Owon/owon_psu_quickdemo.py`
 
 Quick run:
 
@@ -323,7 +323,7 @@ pip install -r .\requirements.txt
 copy .\config\owon_psu.example.yaml .\config\owon_psu.yaml
 # edit COM port in .\config\owon_psu.yaml
 pytest -k test_owon_psu_idn_and_optional_set -m hardware -q
-python .\vendor\Owon\tryout.py
+python .\vendor\Owon\owon_psu_quick_demo.py
 ```
 
 Common config keys:
diff --git a/docs/01_run_sequence.md b/docs/01_run_sequence.md
index 151997a..7b7dfd5 100644
--- a/docs/01_run_sequence.md
+++ b/docs/01_run_sequence.md
@@ -47,7 +47,7 @@ sequenceDiagram
     X-->>F: Flash result (ok/fail)
   end
   opt power_supply.enabled and port provided
-    Note over PS: Tests/tryouts may open PSU via ecu_framework.power.owon_psu
+    Note over PS: owon_psu_quick_demo may open PSU via ecu_framework.power.owon_psu
   end
   loop for each test
     P->>PL: runtest_makereport(item, call)
diff --git a/docs/02_configuration_resolution.md b/docs/02_configuration_resolution.md
index fd67cff..a73ca5f 100644
--- a/docs/02_configuration_resolution.md
+++ b/docs/02_configuration_resolution.md
@@ -112,7 +112,7 @@ central defaults in `config/test_config.yaml`.
 - PSU-related tests or utilities read `config.power_supply` for serial parameters
   and optional actions (IDN assertions, on/off toggle, set/measure). The reference
   implementation is `ecu_framework/power/owon_psu.py`, with a hardware test in
-  `tests/hardware/test_owon_psu.py` and a tryout script in `vendor/Owon/tryout.py`.
+  `tests/hardware/test_owon_psu.py` and a quick demo script in `vendor/Owon/owon_psu_quick_demo.py`.
 
 ## Tips
 
diff --git a/docs/05_architecture_overview.md b/docs/05_architecture_overview.md
index 10558c7..cbedd59 100644
--- a/docs/05_architecture_overview.md
+++ b/docs/05_architecture_overview.md
@@ -12,7 +12,7 @@ This document provides a high-level view of the framework’s components and how
 - BabyLIN Adapter — `ecu_framework/lin/babylin.py` (SDK wrapper → BabyLIN_library.py)
 - Flasher — `ecu_framework/flashing/hex_flasher.py`
 - Power Supply (PSU) control — `ecu_framework/power/owon_psu.py` (serial SCPI)
-- PSU tryout script — `vendor/Owon/tryout.py`
+- PSU quick demo script — `vendor/Owon/owon_psu_quick_demo.py`
 - Reporting Plugin — `conftest_plugin.py` (docstring → report metadata)
 - Reports — `reports/report.html`, `reports/junit.xml`
 
@@ -40,7 +40,7 @@ flowchart TB
   YAML[config/*.yaml<br/>babylin.example.yaml<br/>test_config.yaml]
     PSU_YAML[config/owon_psu.yaml<br/>OWON_PSU_CONFIG]
     SDK[vendor/BabyLIN_library.py<br/>platform-specific libs]
-    OWON[vendor/Owon/tryout.py]
+    OWON[vendor/Owon/owon_psu_quick_demo.py]
   end
 
   T --> CF
@@ -67,7 +67,7 @@ flowchart TB
 - Flasher (optional) uses the same interface to program the ECU
 - Power supply control (optional) uses `ecu_framework/power/owon_psu.py` and reads
   `config.power_supply` (merged with `config/owon_psu.yaml` or `OWON_PSU_CONFIG` when present);
-  the tryout script under `vendor/Owon/` provides a quick manual flow
+  the quick demo script under `vendor/Owon/` provides a quick manual flow
 - Reporting plugin parses docstrings and enriches the HTML report
 
 ## Extending the architecture
diff --git a/docs/12_using_the_framework.md b/docs/12_using_the_framework.md
index 18e5af6..0536042 100644
--- a/docs/12_using_the_framework.md
+++ b/docs/12_using_the_framework.md
@@ -175,14 +175,14 @@ Running tests headless via systemd typically involves:
 
 ## Power supply (Owon) hardware test
 
-Enable `power_supply` in your config and set the serial port, then run the dedicated test or the tryout script.
+Enable `power_supply` in your config and set the serial port, then run the dedicated test or the quick demo script.
 
 ```powershell
 copy .\config\owon_psu.example.yaml .\config\owon_psu.yaml
 # edit COM port in .\config\owon_psu.yaml or set values in config\test_config.yaml
 
 pytest -k test_owon_psu_idn_and_optional_set -m hardware -q
-python .\vendor\Owon\tryout.py
+python .\vendor\Owon\owon_psu_quick_demo.py
 ```
 
 See also: `docs/14_power_supply.md` for details and troubleshooting.
diff --git a/docs/14_power_supply.md b/docs/14_power_supply.md
index 3e38e0c..b388d44 100644
--- a/docs/14_power_supply.md
+++ b/docs/14_power_supply.md
@@ -1,10 +1,10 @@
-# Power Supply (Owon) — control, configuration, tests, and tryout
+# Power Supply (Owon) — control, configuration, tests, and quick demo
 
 This guide covers using the Owon bench power supply via SCPI over serial with the framework.
 
 - Library: `ecu_framework/power/owon_psu.py`
 - Hardware test: `tests/hardware/test_owon_psu.py`
-- Tryout script: `vendor/Owon/tryout.py`
+- quick demo script: `vendor/Owon/owon_psu_quick_demo.py`
 - Configuration: `config/test_config.yaml` (`power_supply`), optionally merged from `config/owon_psu.yaml` or env `OWON_PSU_CONFIG`
 
 ## Install dependencies
@@ -74,12 +74,12 @@ Notes:
 - Commands use newline-terminated writes; reads use `readline()`
 - SCPI forms: `SOUR:VOLT`, `SOUR:CURR`, `MEAS:VOLT?`, `MEAS:CURR?`, `output 0/1`, `output?`
 
-## Tryout script
+## quick demo script
 
-The tryout reads `OWON_PSU_CONFIG` or `config/owon_psu.yaml` and performs a small sequence.
+The quick demo reads `OWON_PSU_CONFIG` or `config/owon_psu.yaml` and performs a small sequence.
 
 ```powershell
-python .\vendor\Owon\tryout.py
+python .\vendor\Owon\owon_psu_quick_demo.py
 ```
 
 It also scans ports with `*IDN?` using `scan_ports()`.
@@ -99,5 +99,5 @@ It also scans ports with `*IDN?` using `scan_ports()`.
 
 - `ecu_framework/power/owon_psu.py` — PSU controller (pyserial)
 - `tests/hardware/test_owon_psu.py` — Hardware test using central config
-- `vendor/Owon/tryout.py` — Quick demo runner
+- `vendor/Owon/owon_psu_quick_demo.py` — Quick demo runner
 - `config/owon_psu.example.yaml` — Example machine-specific YAML
diff --git a/docs/README.md b/docs/README.md
index bc6e356..9b68b6e 100644
--- a/docs/README.md
+++ b/docs/README.md
@@ -16,11 +16,11 @@ A guided tour of the ECU testing framework. Start here:
 11. `10_build_custom_image.md` — Build a custom Raspberry Pi OS image with the framework baked in
 12. `12_using_the_framework.md` — Practical usage: local, hardware, CI, and Pi
 13. `13_unit_testing_guide.md` — Unit tests layout, markers, coverage, and tips
-14. `14_power_supply.md` — Owon PSU control, configuration, tests, and tryout script
+14. `14_power_supply.md` — Owon PSU control, configuration, tests, and quick demo script
 15. `15_report_properties_cheatsheet.md` — Standardized keys for record_property/rp across suites
 
 Related references:
 - Root project guide: `../README.md`
 - Full framework guide: `../TESTING_FRAMEWORK_GUIDE.md`
 - BabyLIN placement and integration: `../vendor/README.md`
- - PSU tryout and scripts: `../vendor/Owon/`
+ - PSU quick demo and scripts: `../vendor/Owon/`
diff --git a/ecu_framework/power/owon_psu.py b/ecu_framework/power/owon_psu.py
index c9e11c3..4d0c0dc 100644
--- a/ecu_framework/power/owon_psu.py
+++ b/ecu_framework/power/owon_psu.py
@@ -6,7 +6,7 @@ This module provides a small, programmatic API suitable for tests:
 - scan_ports(): find devices responding to *IDN?
 - auto_detect(): select the first matching device by IDN substring
 
-Behavior follows the working tryout example (serial):
+Behavior follows the working quick demo example (serial):
 - Both commands and queries are terminated with a newline ("\n" by default).
 - Queries use readline() to fetch a single-line response.
 - Command set uses: 'output 0/1', 'output?', 'SOUR:VOLT <V>', 'SOUR:CURR <A>', 'MEAS:VOLT?', 'MEAS:CURR?', '*IDN?'
diff --git a/vendor/Owon/tryout.py b/vendor/Owon/owon_psu_quick_demo.py
similarity index 99%
rename from vendor/Owon/tryout.py
rename to vendor/Owon/owon_psu_quick_demo.py
index 29fa5c1..15ade43 100644
--- a/vendor/Owon/tryout.py
+++ b/vendor/Owon/owon_psu_quick_demo.py
@@ -83,7 +83,7 @@ def run_demo() -> int:
             time.sleep(0.5)
             psu.set_voltage(1, set_v)
             psu.set_current(1, set_i)
-            time.sleep(0.5)
+            time.sleep(1.0)
             print(f"Measured V: {psu.measure_voltage()} V")
             print(f"Measured I: {psu.measure_current()} A")
             time.sleep(0.5)