Manually Variable Attenuators | Qualwave

Manually Variable Attenuators

Qualwave supplies low VSWR and high attenuation flatness from DC to 40GHz. The attenuation range is 0~101dB, attenuation steps are 0.1dB, 1dB, 10dB. And the average power handling is up to 25 watts.

Features:

Low VSWR
High Attenuation Flatness

Applications:

Wireless
Radar
Laboratory Test

Manually Variable Attenuators

Rotary Stepped Attenuators

Part Number	Frequency (GHz)	Attenuation Range/Step (dB/dB)	Power (W)	Connectors	Lead Time (Weeks)
QSA06A	DC~6	0~1/0.1, 0~10/1, 0~60/10, 0~70/10, 0~90/10	2, 10	SMA, N	2~6
QSA06B	DC~6	0~11/0.1, 0~50/1, 0~70/1, 0~100/1	2, 10	SMA, N	2~6
QSA06C	DC~6	0~11/0.1, 0~70/1, 0~100/1	2, 10	N	2~6
QSA06D	DC~6	0~71/0.1, 0~101/0.1, 0~95/1, 0~110/1, 0~121/1	2, 10	N	2~6
QSA18A	DC~18	0~9/1, 0~70/10, 0~90/10	2, 10, 25	SMA	2~6
QSA18B	DC~18	0~69/1, 0~99/1	2, 5	SMA	2~6
QSA18C	DC~18	0~99.9/0.1, 0~109/1, 0~121/1	2, 5	N, SMA	2~6
QSA26A	DC~26.5	0~69/1, 0~99/1	2, 10	3.5mm, SMA, N	2~6
QSA26B	DC~26.5	0~9/1, 0~60/10, 0~70/10	2, 10, 25	3.5mm	2~6
QSA28A	DC~28	0~9/1， 0~60/10, 0~70/10， 0~90/10	2, 10, 25	3.5mm, SMA	2~6
QSA28B	DC~28	0~99/1, 0~109/1	5	3.5mm	2~6
QSA40	DC~40	0~9/1	2	2.92mm，3.5mm	2~6

Continuously Variable Attenuators

Part Number	Frequency (GHz)	Attenuation Range (dB)	Power (W)	Connectors	Lead Time (Weeks)
QCA1	DC~2.5	0~10, 0~16	1	SMA, N	2~6
QCA10-0.5-4-20	0.5~4	0~20	10	N	2~6
QCA50	0.9~4	0~10	50	N	2~6
QCA75	0.9~4	0~10, 0~15	75	N	2~6
QCAK1	0.9~10.5	0~10, 0~12, 0~15, 0~20	100	N	2~6
QCAK3	0.9~10.5	0~10, 0~12, 0~15, 0~25	300	N	2~6
QCA10-2-18-40	2~18	0~40	10	SMA, N	2~6