# PM6654 Philips Frequency Counter Used

**Features:**

-   Frequency range: 0.01 Hz to 120 MHz
-   10-Digit Display
-   High Measuring Power
-   Time Interval Measuring Accuracy
-   Fully programmable
-   Up to 420 measurements/s
-   500 MHz time base for single pulse resolution of 2 ns
-   Digital readout of trigger levels
-   Mathematical functions
-   Trigger facilities including arming, hold-off, external gating and auto trigger level
-   Time interval resolution down to 0,5 ps averaged and 2 ns single shot
-   High accuracy frequency and period measurements of 9 digits in 1 second

The Philips PM 6654 is a programmable, high resolution Timer / Counter  with 2 ns single pulse resolution. Frequency and period can be measured  with high accuracy with 9 digits resolution in one second.

Inputs A and B have a frequency range of DC to 120 MHz, channel C is a high-sensitivity 1,5 GHz input with wide 10 mV to 12 V dynamic range. 

Time interval resolution down to 0,5 ps averaged and 2 ns single-shot. Measuring modes include phase, rise/fall time, duty factor, and various others.

Digital readout of trigger levels, trigger facilities include arming, hold-off,  external gating, and auto trigger level.

## Details

- **Price:** 0.0 USD - 300.0 USD
- **Vendor:** Philips
- **Type:** Freq Coun
- **Tags:** Frequency Counter, Manufacturers, Other Equipment, Philips, product_manual_group_2, Product_used

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| None | 0.00 USD | In stock |
| NIST Traceable | 225.00 USD | In stock |
| NIST Traceable with Full Data | 262.50 USD | In stock |
| ISO IEC 17025 Accredited | 300.00 USD | In stock |

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> Source: [ValueTronics](https://valuetronics.com/products/pm6654-philips-frequency-counter-used)
> Updated: 2026-05-21