WiMax equipment provider Aperto Networks has raised $170,000 in debt financing from undisclosed investors. Based in Milpitas, Calif., the company is actually one of the wealthiest in the space, having raised $159 million from Alliance Venture, Canaan Partners, GunnAllen Venture Partners, Innovacom, JAFCO Ventures, JK&B Capital, Quicksilver Ventures and Tyco Ventures, reports VentureWire.

Aperto makes WiMax base stations and network equipment for purposes ranging from residential-size deployments to full scale commercial. It also makes a base station that supports both fixed and mobile WiMax at the same time. It last raised money in April 2008, bringing in $20 million.

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