The Philips L3Z90T was manufactured by Philips Electrical Industries of N.Z. Ltd in 1961.
7-transistor battery portable
Intermediate Frequency: 455kc/s and 454kc/s (3rd IF)
Frequency Bands: 1
Chassis Notes(most schematics can be clicked to download a full size version)
Download Full Service information (Philips_NZ_model_L3Z90T_7-Transistor_Portable_Personic.pdf) here
Note: this set has two different IF frequencies