![QA480 1 kHz Oscillator + Notch [Retired] spo-notify-me-disabled The QA471 also features two](https://cdn.shopify.com/s/files/1/1631/5609/products/QA480.27.png?v=1596041508)
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The QA471 also features two general purpose amplifiers (with 30 and 10 dB of gain) based on the ultra-low-noise OPA1612 opamps and powered from split ±12V rails
or in concert with the QA450 Programmable Load as shown in the video below
With Tractor
All in a box the size of a thick paperback book (177 mm wide
QA480 1 kHz Oscillator + Notch [Retired] spo-notify-me-disabled The QA471 also features twoThis product has been retired. The QA480 is a very precise 1 kHz sine wave generator combined with 63 dB step attenuator (1 dB step size) and a low noise notch. This product is for those doing R&D that need to measure products with THD+N approaching 120 dB and THD approaching 140 dB. The QA480 is fully isolated, USB powered, and achieves its specifications without the need for an external lab grade supply. All in a box the size of a thick paperback
