# 4040A B&K Precision Function Generator Used

**Features:**

-   Frequency range: 0.2 Hz to 20 MHz
-   Sine, Square, Triangle, Pulse, & Ramp output
-   Coarse and Fine tuning
-   AM & FM modulation
-   Burst operation
-   External frequency counter to 30 MHz
-   Linear and log sweep
-   Variable duty cycle
-   Variable DC offset
-   cUL Certified

The BK Precision 4040A 20 MHz Sweep Function Generator is a versatile signal source which combines several functions into one unit;­ waveform generation, pulse generation (through variable symmetry), frequency sweep. The BK Precision 4040A has a five-digit frequency counter that displays the generator output frequency or external signals from 5 to 30 MHz.

The BK Precision 4040A has a vast number of applications in both analog and digital electronics in the engineering, manufacturing, servicing, educational, and hobbyist fields. 

**The image is for reference only. See product specification for details.**

## Details

- **Price:** 375.0 USD
- **Vendor:** B&K Precision
- **Type:** Func Gen
- **Tags:** BK Precision, Function, Manufacturers, product_manual_group_2, Product_used, Signal Generators

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 375.00 USD | In stock |

## Images

- 4040A B&K Precision Function Generator Used

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> Source: [ValueTronics](https://valuetronics.com/products/4040a-b-k-precision-function-generator-used)
> Updated: 2026-05-26