Audio Transformers
576 Items
PDF Mfr Part # RFQ Series Packaging Product StatusTurns Ratio - Primary:SecondaryImpedance - Primary (Ohms)Impedance - Secondary (Ohms)DC Resistance (DCR) - PrimaryDC Resistance (DCR) - SecondaryTransformer TypeFrequency RangeFrequency ResponseVoltage - IsolationInsertion LossReturn LossPower LevelOperating TemperatureApproval AgencyMounting TypeSize / DimensionHeight - Seated (Max)Termination Style
106G
106G
TRANSFORMER AUDIO 4000/600CT
Hammond Manufacturing
106 Bulk Active-4k600CT340Ohm24OhmMiniature Epoxy Potted215Hz-1dB200V1dB-150mW--Through Hole1.080" L x 0.880" W (27.43mm x 22.35mm)0.950" (24.13mm)PC Pin
106M
106M
TRANSFORMER AUDIO 20000/2000CT
Hammond Manufacturing
106 Bulk Active-20k2kCT1.18kOhm89OhmMiniature Epoxy Potted215Hz-1dB200V1dB-150mW--Through Hole1.080" L x 0.880" W (27.43mm x 22.35mm)0.950" (24.13mm)PC Pin
117E8
117E8
TRANSF LINE MATCHING 8W 3.2OHM
Hammond Manufacturing
117 Bulk Active-3.270V--Sound Distribution100Hz ~ 9kHz1dB-2dB-8W--Chassis Mount3.250" L x 1.750" W (82.55mm x 44.45mm)2.000" (50.80mm)Solder Lug
117J8
117J8
TRANSF LINE MATCHING 8W 3.2 OHM
Hammond Manufacturing
117 Bulk Active-3.225V--Sound Distribution100Hz ~ 9kHz1dB-2dB-8W--Chassis Mount3.250" L x 1.750" W (82.55mm x 44.45mm)2.000" (50.80mm)Solder Lug
106W
106W
TRANSFORMER AUDIO 500CT/3.2
Hammond Manufacturing
106 Bulk Active-500CT3.226Ohm300mOhmMiniature Epoxy Potted170Hz-1dB200V1dB-1.5W--Through Hole1.080" L x 0.880" W (27.43mm x 22.35mm)0.950" (24.13mm)PC Pin
143D
143D
TRANSFORMER AUDIO 200K/1K IMPED
Hammond Manufacturing
143 Bulk Active-200k1k4.5kOhm30OhmEconomical Open Type150Hz ~ 15kHz±1dB---25mW--Chassis Mount1.000" L x 0.690" W (25.40mm x 17.53mm)0.690" (17.53mm)Wire Leads
143J
143J
TRANSFORMER AUDIO 3K/1KCT IMPED
Hammond Manufacturing
143 Bulk Active-3k1kCT265Ohm53OhmEconomical Open Type150Hz ~ 15kHz±1dB---30mW--Chassis Mount1.000" L x 0.690" W (25.40mm x 17.53mm)0.690" (17.53mm)Wire Leads
143H
143H
TRANSFORMER AUDIO 1500/500CT IMP
Hammond Manufacturing
143 Bulk Active-1.5k500CT111Ohm24OhmEconomical Open Type150Hz ~ 15kHz±1dB---30mW--Chassis Mount1.000" L x 0.690" W (25.40mm x 17.53mm)0.690" (17.53mm)Wire Leads
143R
143R
TRANSFORMER AUDIO 25K/600CT IMP
Hammond Manufacturing
143 Bulk Active-25k600CT1.89kOhm25OhmEconomical Open Type150Hz ~ 15kHz±1dB---30mW--Chassis Mount1.000" L x 0.690" W (25.40mm x 17.53mm)0.690" (17.53mm)Wire Leads
143B
143B
TRANSFORMER AUDIO 3.2/4K IMPED
Hammond Manufacturing
143 Bulk Active-3.24k400mOhm245OhmEconomical Open Type150Hz ~ 15kHz±1dB---15mW--Chassis Mount1.000" L x 0.690" W (25.40mm x 17.53mm)0.690" (17.53mm)Wire Leads
143N
143N
TRANSFORMER AUDIO 10K/2KCT IMPED
Hammond Manufacturing
143 Bulk Active-10k2kCT720Ohm89OhmEconomical Open Type150Hz ~ 15kHz±1dB---30mW--Chassis Mount1.000" L x 0.690" W (25.40mm x 17.53mm)0.690" (17.53mm)Wire Leads
PWDA13083
PWDA13083
AUD XFMR 9KCT/5K:500:100 CHAS MT
Hammond Manufacturing
Peter W. Dahl Design, Hallicrafters SX-28 Bulk Active-9kCT5k, 500, 100-----------Chassis Mount3.250" L x 1.750" W (82.55mm x 44.45mm)2.058" (52.27mm)Solder Lug
560J
560J
TRANS AUDIO 150/600 1.2K/4.8KIMP
Hammond Manufacturing
560 Bulk Active-600, 150/1504.8k, 1.2k/1.2k--Broadcast Quality30Hz ~ 30kHz±1dB-1dB Max----Through Hole1.330" L x 1.640" W (33.78mm x 41.66mm)0.850" (21.59mm)PC Pin
140MEX
140MEX
TRANS AUDIO STU GR 100K/1.5K IMP
Hammond Manufacturing
140EX Bulk Active8.13:1100k1.5k5.43kOhm159Ohm-20Hz ~ 20kHz±1dB500Vrms1.2dB Typ30dB Typ10dB--Chassis Mount1.250" Dia (31.75mm)1.000" (25.40mm)Screw Terminal
140NEX
140NEX
TRANSFORMER AUDIO
Hammond Manufacturing
140EX Bulk Active1:5.47501.5k5.3Ohm116.5Ohm-20Hz ~ 20kHz±1dB500Vrms0.9dB Typ28dB Typ10dB--Chassis Mount1.250" Dia (31.75mm)1.000" (25.40mm)Screw Terminal
PWDM13226
PWDM13226
XFRMR VIKING II MOD 795VCT 500VA
Hammond Manufacturing
Bulk Active------------------
140PEX
140PEX
TRANSFORMER AUDIO
Hammond Manufacturing
140EX Bulk Active1:1, 1:2, 1:4600, 150/1502.4k, 600/60058Ohm190Ohm-20Hz ~ 20kHz±1dB500Vrms0.8dB Typ30dB Typ10dB--Chassis Mount1.250" Dia (31.75mm)1.000" (25.40mm)Screw Terminal
140REX
140REX
TRANSFORMER AUDIO
Hammond Manufacturing
140EX Bulk Active2:1600CT15072.4Ohm18.2Ohm-20Hz ~ 20kHz±1dB500Vrms1dB Typ22.5dB Typ10dB--Chassis Mount1.250" Dia (31.75mm)1.000" (25.40mm)Screw Terminal
140TEX
140TEX
TRANSFORMER AUDIO
Hammond Manufacturing
140EX Bulk Active1:11k1k89.7Ohm89.7Ohm-20Hz ~ 20kHz±1dB500Vrms1dB Typ20dB Typ10dB--Chassis Mount1.250" Dia (31.75mm)1.000" (25.40mm)Screw Terminal
140UEX
140UEX
TRANSFORMER AUDIO
Hammond Manufacturing
140EX Bulk Active1:110k10k886Ohm903.5Ohm-20Hz ~ 20kHz±1dB500Vrms1dB Typ20dB Typ10dB--Chassis Mount1.250" Dia (31.75mm)1.000" (25.40mm)Screw Terminal