We accept Mastercard, VISA, Discover, American
We also accept checks and wire transfers; please contact us for bank info.
Our paypal username is firstname.lastname@example.org.
If you like we can send you an invoice by email and you can just pay online with credit card.
When ordering crossover networks, please specify
the desired crossover frequency (and slope for some crossovers).
Here is an orderform
you can use if you wish.
of our products are available on Amazon. Click here to see our