SY 9223 PLC AAN – PLC Bypass
Frequency range (nominal): 1.6 MHz - 30 MHz
The PLC bypass SY 9223 PLC AAN can be used in AC and DC systems.
Circuit and design comply with the standard CISPR 25, Annex E.4.3, Figure E.7.
BALUN Transformers
Balanced-to-Unbalanced Transformers
SY 9223-50-BNC – Wideband Balun Transformer 1:1
Frequency range (nominal): 9 kHz - 150 MHz
The SY9223-50-BNC is a wideband-balun designed for reflection and transmission measurements of symmetrical EuTs. To increase reproducibility of measurements the symmetrical port is also shielded. This balun is not galvanically isolated. Frequency Range: 9 kHz … 150 MHz Nominal Impedance:…
SY 9223-439 – Broadband Transformer 1:2
Frequency range (nominal): 30 kHz - 1 MHz
The SY 9223-439 transformer causes a voltage transformation Uin / Uout = 1 / 2 and is designed for operation with hand-held field coil – e.g. FESP 5132 when performing tests according to IEC 61000-4-39. For this purpose, the field…
SY 9223-7637-4 – 100 W Balun acc. to ISO-7637-4
Frequency range (nominal): 9 kHz - 50 MHz
The SY 9223-7637-4 is a balanced-to-unbalanced transformer (abbr. balun) – transforming an unsymmetrical RF signal into a symmetrical one while not transforming the impedance. A bidirectional direction of operation is possible. The SY 9223-7637-4 has a low insertion loss, a…
SY 9223-100 – Broadband Balun 50 Ohm to 100 Ohm
Frequency range (nominal): 9 kHz - 60 MHz
The balun transforms an unsymmetrical signal at a 50 Ω source impedance into a galvanically isolated symmetrical signal at 100 Ω impedance in a wide frequency range. Thus measurements on symmetrical quadripoles which have an impedance of 100 Ω can…
SY 9223-120B – Broadband Balun 50 Ohm to 120 Ohm
Frequency range (nominal): 9 kHz - 60 MHz
The balun transforms an unsymmetrical signal at a 50 Ω source impedance into a galvanically isolated symmetrical signal at 120 Ω impedance in a wide frequency range. Thus measurements on symmetrical quadripoles which have an impedance of 120 Ω can…
SY 9223-135 – Broadband Balun 50 Ohm to 135 Ohm
Frequency range (nominal): 9 kHz - 60 MHz
The balun transforms an unsymmetrical signal at a 50 Ω source impedance into a galvanically isolated symmetrical signal at 135 Ω impedance in a wide frequency range. Thus measurements on symmetrical quadripoles which have an impedance of 135 Ω can…
SY 9501 – acc. to EN 55015 (CISPR 15)
The balanced to unbalanced transformer SY 9501 is designed according to the standard EN 55015 (CISPR 15). This balun is used to measure the attenuation of luminaires (lighting equipment) up to 1.605 MHz. Luminaire attenuation measurements require a 50 Ω…
SY 9223-17 – Broadband Isolation Transformers
Frequency range (nominal): 1 kHz – 300 kHz
Filters for power supply lines are measured according to CISPR 17, annex C (respectively DIN EN 55017, annex C). Two wideband transformers are required to transform the typical impedance of measurement devices from 50 Ω to 0.1 Ω or from…
SY 9223-120 – Broadband Matching Balun 50 Ohm to 120 Ohm
Useable Frequency range: 10 MHz - 900 MHz
The SY9223-120 is a balun including a resistive adaption part. It transforms an asymmetrical 50 Ω signal (N-connector) into a symmetrical 120 Ω environment (screw terminals). This balun can be used for transmission measurements according to IEC 61643-21. It is…
SY 9223 CISPR 13 – Broadband Isolation Transformer 50 Ohm to 75 Ohm
Useable Frequency range: 2 MHz - 2400 MHz
The isolation transformer corresponds to the wiring schematics of CISPR 13 Fig. A.2. It is equipped with a 50 Ω female N-connector at its input and a female 75 Ω N-connector at its output. Nominal Frequency range: 30 MHz –…