7669:7440 — Model 7440, Frequency Response Analyzer

Venable Instruments

Vendor ID: 7669
Product ID: 7440
Combined: 7669:7440
Decimal: 30313:29760

What is this device?

This is the USB identifier for a Model 7440, Frequency Response Analyzer manufactured by Venable Instruments. The vendor ID 7669 is registered to Venable Instruments with the USB Implementers Forum, and 7440 is the product ID that Venable Instruments assigned to this particular model. When you run lsusb on Linux, this device appears as 7669:7440 Venable Instruments Model 7440, Frequency Response Analyzer.

How to identify it on your system

Linux

$ lsusb
Bus 001 Device 004: ID 7669:7440 Venable Instruments Model 7440, Frequency Response Analyzer

You can filter directly with lsusb -d 7669:7440, or get the full descriptor dump with lsusb -v -d 7669:7440. Kernel messages from dmesg show the same pair as idVendor=7669, idProduct=7440.

Windows

In Device Manager, open the device, go to Details → Hardware Ids. This device reports:

USB\VID_7669&PID_7440
USB\VID_7669&PID_7440&REV_0100

From PowerShell: Get-PnpDevice | Where-Object InstanceId -match "VID_7669&PID_7440"

macOS

$ system_profiler SPUSBDataType
    Model 7440, Frequency Response Analyzer:
      Product ID: 0x7440
      Vendor ID: 0x7669  (Venable Instruments)

Driver help

Having driver issues with this device? Most USB devices are handled by a generic class driver; if yours shows up as an unknown device, confirm the ID above first, then check the manufacturer's downloads page.

Raw usb.ids entry

The exact lines this page is generated from, in the upstream source file:

7669  Venable Instruments
	7440  Model 7440, Frequency Response Analyzer

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