Model	Description
PC-19M	1.9 MHz Pencil CW Doppler
Toshiba PVF-375MT	Make: Toshiba Model: PVF-375MT 3.75 MHz Convex 50mm.Toshiba 140, 270,340
Toshiba PVF-575MT	Make: Toshiba Model: PVF-575MT 5.0 MHz Convex 50mm. Toshiba 140, 270
Toshiba PVF-620ST	Make: Toshiba Model: PVF-620ST 6.0 MHz Intracavity Convex. Toshiba 140
Toshiba PVF-621VT	Make: Toshiba Model: PVF-621VT 6.0 MHz Endovaginal Convex. Toshiba 140, 270
Toshiba PVL-625RT	Make: Toshiba Model: PVL-625RT 6/7 MHz Intra Corporeal. Toshiba 140